Q: What is the sum of all factors of the number 65,640,645 excluding 65,640,645?
A: 70,119,675
The factors of the number 65,640,645 are: 1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 49, 63, 105, 135, 147, 189, 245, 315, 441, 735, 945, 1323, 2205, 6615, 9923, 29769, 49615, 69461, 89307, 148845, 208383, 267921, 347305, 446535, 486227, 625149, 1041915, 1339605, 1458681, 1875447, 2431135, 3125745, 4376043, 7293405, 9377235, 13128129, 21880215, 65640645.
If you add them up, you will get the total of 65,640,715. Now subtract 65,640,645 to get 70,119,675