Q: What is the sum of all factors of the number 772,608,820 excluding 772,608,820?

A: 876,717,068

Why is 876,717,068 the sum of all factors of 772,608,820, excluding 772,608,820?

The factors of the number 772,608,820 are: 1, 2, 4, 5, 10, 20, 83, 166, 257, 332, 415, 514, 830, 1028, 1285, 1660, 1811, 2570, 3622, 5140, 7244, 9055, 18110, 21331, 36220, 42662, 85324, 106655, 150313, 213310, 300626, 426620, 465427, 601252, 751565, 930854, 1503130, 1861708, 2327135, 3006260, 4654270, 9308540, 38630441, 77260882, 154521764, 193152205, 386304410, 772608820.

If you add them up, you will get the total of 772,609,696. Now subtract 772,608,820 to get 876,717,068