Multiplicatively perfect numbers: Difference between revisions
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</pre>
=={{header|Rust}}==
<syntaxhighlight lang="rust">fn divisors( num : u128 ) -> Vec<u128> {
(1..= num).filter( | &d | num % d == 0 ).collect( )
}
fn main() {
println!("{:?}" , (1..= 500).filter( | &d | {
let divis : Vec<u128> = divisors( d ) ;
let prod : u128 = divis.iter( ).product( ) ;
prod == d.checked_pow( 2 ).unwrap( )
}).collect::<Vec<u128>>( ) ) ;
}</syntaxhighlight>
{{out}}
<pre>
[1, 6, 8, 10, 14, 15, 21, 22, 26, 27, 33, 34, 35, 38, 39, 46, 51, 55, 57, 58, 62, 65, 69, 74, 77, 82, 85, 86, 87, 91, 93, 94, 95, 106, 111, 115, 118, 119, 122, 123, 125, 129, 133, 134, 141, 142, 143, 145, 146, 155, 158, 159, 161, 166, 177, 178, 183, 185, 187, 194, 201, 202, 203, 205, 206, 209, 213, 214, 215, 217, 218, 219, 221, 226, 235, 237, 247, 249, 253, 254, 259, 262, 265, 267, 274, 278, 287, 291, 295, 298, 299, 301, 302, 303, 305, 309, 314, 319, 321, 323, 326, 327, 329, 334, 335, 339, 341, 343, 346, 355, 358, 362, 365, 371, 377, 381, 382, 386, 391, 393, 394, 395, 398, 403, 407, 411, 413, 415, 417, 422, 427, 437, 445, 446, 447, 451, 453, 454, 458, 466, 469, 471, 473, 478, 481, 482, 485, 489, 493, 497]
</pre>
=={{header|Sidef}}==
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