Q: What is the sum of all factors of the number 166,145,505 excluding 166,145,505?

A: 118,155,423

Why is 118,155,423 the sum of all factors of 166,145,505, excluding 166,145,505?

The factors of the number 166,145,505 are: 1, 3, 5, 15, 17, 51, 85, 101, 255, 303, 505, 1515, 1717, 5151, 6451, 8585, 19353, 25755, 32255, 96765, 109667, 329001, 548335, 651551, 1645005, 1954653, 3257755, 9773265, 11076367, 33229101, 55381835, 166145505.

If you add them up, you will get the total of 166,145,623. Now subtract 166,145,505 to get 118,155,423