Q: What is the sum of all factors of the number 102,012,040 excluding 102,012,040?

A: 145,172,240

Why is 145,172,240 the sum of all factors of 102,012,040, excluding 102,012,040?

The factors of the number 102,012,040 are: 1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 196177, 392354, 784708, 980885, 1569416, 1961770, 2550301, 3923540, 5100602, 7847080, 10201204, 12751505, 20402408, 25503010, 51006020, 102012040.

If you add them up, you will get the total of 102,012,185. Now subtract 102,012,040 to get 145,172,240