Q: What is the sum of all factors of the number 25,890 excluding 25,890?
A: 36,318
The factors of the number 25,890 are: 1, 2, 3, 5, 6, 10, 15, 30, 863, 1726, 2589, 4315, 5178, 8630, 12945, 25890.
If you add them up, you will get the total of 25,926. Now subtract 25,890 to get 36,318