Q: What is the sum of all factors of the number 220,210,100 excluding 220,210,100?

A: 301,089,868

Why is 301,089,868 the sum of all factors of 220,210,100, excluding 220,210,100?

The factors of the number 220,210,100 are: 1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 220, 275, 550, 1100, 200191, 400382, 800764, 1000955, 2001910, 2202101, 4003820, 4404202, 5004775, 8808404, 10009550, 11010505, 20019100, 22021010, 44042020, 55052525, 110105050, 220210100.

If you add them up, you will get the total of 220,210,401. Now subtract 220,210,100 to get 301,089,868