Q: What is the sum of all factors of the number 161,036,240 excluding 161,036,240?

A: 235,400,440

Why is 235,400,440 the sum of all factors of 161,036,240, excluding 161,036,240?

The factors of the number 161,036,240 are: 1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 118409, 236818, 473636, 592045, 947272, 1184090, 1894544, 2012953, 2368180, 4025906, 4736360, 8051812, 9472720, 10064765, 16103624, 20129530, 32207248, 40259060, 80518120, 161036240.

If you add them up, you will get the total of 161,036,475. Now subtract 161,036,240 to get 235,400,440