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Proper divisors: Difference between revisions
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===version 3===
When factoring 20,000 integers, this REXX version is over '''12%''' faster than the REXX version 2.
<br>When factoring 200,000 integers, this REXX version is over '''25%''' faster.
It accomplishes a faster speed by incorporating the calculation of an ''integer square root'' of an integer (without using any floating point arithmetic).
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