Q: What is the sum of all factors of the number 100,111,100 excluding 100,111,100?

A: 118,369,708

Why is 118,369,708 the sum of all factors of 100,111,100, excluding 100,111,100?

The factors of the number 100,111,100 are: 1, 2, 4, 5, 10, 20, 25, 50, 100, 181, 362, 724, 905, 1810, 3620, 4525, 5531, 9050, 11062, 18100, 22124, 27655, 55310, 110620, 138275, 276550, 553100, 1001111, 2002222, 4004444, 5005555, 10011110, 20022220, 25027775, 50055550, 100111100.

If you add them up, you will get the total of 100,111,218. Now subtract 100,111,100 to get 118,369,708