Q: What is the sum of all factors of the number 15,551,525 excluding 15,551,525?

A: 6,267,391

Why is 6,267,391 the sum of all factors of 15,551,525, excluding 15,551,525?

The factors of the number 15,551,525 are: 1, 5, 11, 25, 53, 55, 97, 121, 265, 275, 485, 583, 605, 1067, 1325, 2425, 2915, 3025, 5141, 5335, 6413, 11737, 14575, 25705, 26675, 32065, 56551, 58685, 128525, 160325, 282755, 293425, 622061, 1413775, 3110305, 15551525.

If you add them up, you will get the total of 15,551,531. Now subtract 15,551,525 to get 6,267,391