Revision as of 04:22, 15 March 2014 (view source) rosettacode>Purple24 (→‎{{header\|Ruby}}) ← Older edit		Revision as of 01:30, 16 March 2014 (view source) rosettacode>Bearophile (Updated first D entry) Newer edit →
Line 467: int sum = 1; foreach (immutable i; 2 .. cast(int)~~sqrt~~real(~~cast(real)~~n).sqrt + 1) if (n % i == 0) { immutable int q = n / i;

Perfect numbers (view source)