Q: What is the sum of all factors of the number 100,747,065 excluding 100,747,065?

A: 65,826,375

Why is 65,826,375 the sum of all factors of 100,747,065, excluding 100,747,065?

The factors of the number 100,747,065 are: 1, 3, 5, 15, 43, 109, 129, 215, 327, 545, 645, 1433, 1635, 4299, 4687, 7165, 14061, 21495, 23435, 61619, 70305, 156197, 184857, 308095, 468591, 780985, 924285, 2342955, 6716471, 20149413, 33582355, 100747065.

If you add them up, you will get the total of 100,747,130. Now subtract 100,747,065 to get 65,826,375