Perfect numbers: Difference between revisions

Content added Content deleted
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=={{header|Bracmat}}==
<lang bracmat>( ( perf
= sum i
. 0:?sum
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);</lang>
Output:
<langpre>6
28
496
8128</langpre>
 
=={{header|C}}==
Retrieved from "https://rosettacode.org/wiki/Perfect_numbers"