Q: What is the sum of all factors of the number 115,502,145 excluding 115,502,145?

A: 86,742,975

Why is 86,742,975 the sum of all factors of 115,502,145, excluding 115,502,145?

The factors of the number 115,502,145 are: 1, 3, 5, 11, 15, 33, 55, 165, 379, 1137, 1847, 1895, 4169, 5541, 5685, 9235, 12507, 20317, 20845, 27705, 60951, 62535, 101585, 304755, 700013, 2100039, 3500065, 7700143, 10500195, 23100429, 38500715, 115502145.

If you add them up, you will get the total of 115,502,231. Now subtract 115,502,145 to get 86,742,975