Q: What is the sum of all factors of the number 25,283,025 excluding 25,283,025?

A: 21,240,907

Why is 21,240,907 the sum of all factors of 25,283,025, excluding 25,283,025?

The factors of the number 25,283,025 are: 1, 3, 5, 9, 15, 25, 37, 45, 75, 111, 185, 225, 333, 555, 925, 1665, 2775, 3037, 8325, 9111, 15185, 27333, 45555, 75925, 112369, 136665, 227775, 337107, 561845, 683325, 1011321, 1685535, 2809225, 5056605, 8427675, 25283025.

If you add them up, you will get the total of 25,283,046. Now subtract 25,283,025 to get 21,240,907