The factors of the number 25,100,520 are: 1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 101, 109, 114, 120, 152, 190, 202, 218, 228, 285, 303, 327, 380, 404, 436, 456, 505, 545, 570, 606, 654, 760, 808, 872, 1010, 1090, 1140, 1212, 1308, 1515, 1635, 1919, 2020, 2071, 2180, 2280, 2424, 2616, 3030, 3270, 3838, 4040, 4142, 4360, 5757, 6060, 6213, 6540, 7676, 8284, 9595, 10355, 11009, 11514, 12120, 12426, 13080, 15352, 16568, 19190, 20710, 22018, 23028, 24852, 28785, 31065, 33027, 38380, 41420, 44036, 46056, 49704, 55045, 57570, 62130, 66054, 76760, 82840, 88072, 110090, 115140, 124260, 132108, 165135, 209171, 220180, 230280, 248520, 264216, 330270, 418342, 440360, 627513, 660540, 836684, 1045855, 1255026, 1321080, 1673368, 2091710, 2510052, 3137565, 4183420, 5020104, 6275130, 8366840, 12550260, 25100520.
If you add them up, you will get the total of 80,784,000.