Q: What is the sum of all factors of the number 7,767,500 excluding 7,767,500?

A: 10,601,620

Why is 10,601,620 the sum of all factors of 7,767,500, excluding 7,767,500?

The factors of the number 7,767,500 are: 1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 125, 130, 239, 250, 260, 325, 478, 500, 625, 650, 956, 1195, 1250, 1300, 1625, 2390, 2500, 3107, 3250, 4780, 5975, 6214, 6500, 8125, 11950, 12428, 15535, 16250, 23900, 29875, 31070, 32500, 59750, 62140, 77675, 119500, 149375, 155350, 298750, 310700, 388375, 597500, 776750, 1553500, 1941875, 3883750, 7767500.

If you add them up, you will get the total of 7,767,510. Now subtract 7,767,500 to get 10,601,620