The factors of the number 25,578,540 are: 1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 17, 18, 20, 26, 30, 34, 36, 39, 45, 51, 52, 60, 65, 68, 78, 85, 90, 102, 117, 130, 153, 156, 170, 180, 195, 204, 221, 234, 255, 260, 306, 340, 390, 442, 468, 510, 585, 612, 643, 663, 765, 780, 884, 1020, 1105, 1170, 1286, 1326, 1530, 1929, 1989, 2210, 2340, 2572, 2652, 3060, 3215, 3315, 3858, 3978, 4420, 5787, 6430, 6630, 7716, 7956, 8359, 9645, 9945, 10931, 11574, 12860, 13260, 16718, 19290, 19890, 21862, 23148, 25077, 28935, 32793, 33436, 38580, 39780, 41795, 43724, 50154, 54655, 57870, 65586, 75231, 83590, 98379, 100308, 109310, 115740, 125385, 131172, 142103, 150462, 163965, 167180, 196758, 218620, 250770, 284206, 300924, 327930, 376155, 393516, 426309, 491895, 501540, 568412, 655860, 710515, 752310, 852618, 983790, 1278927, 1421030, 1504620, 1705236, 1967580, 2131545, 2557854, 2842060, 4263090, 5115708, 6394635, 8526180, 12789270, 25578540.
If you add them up, you will get the total of 88,609,248.