Q: What is the sum of all factors of the number 642,115,550 excluding 642,115,550?

A: 552,219,466

Why is 552,219,466 the sum of all factors of 642,115,550, excluding 642,115,550?

The factors of the number 642,115,550 are: 1, 2, 5, 10, 25, 50, 12842311, 25684622, 64211555, 128423110, 321057775, 642115550.

If you add them up, you will get the total of 642,116,102. Now subtract 642,115,550 to get 552,219,466

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