131135680

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1087}}^1$

素因数の和:1146

約数の個数: 112

約数和(自身を含む): 348203520

約数和(自身を除く): 217067840

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 29, 32, 40, 52, 58, 64, 65, 80, 104, 116, 130, 145, 160, 208, 232, 260, 290, 320, 377, 416, 464, 520, 580, 754, 832, 928, 1040, 1087, 1160, 1508, 1856, 1885, 2080, 2174, 2320, 3016, 3770, 4160, 4348, 4640, 5435, 6032, 7540, 8696, 9280, 10870, 12064, 14131, 15080, 17392, 21740, 24128, 28262, 30160, 31523, 34784, 43480, 56524, 60320, 63046, 69568, 70655, 86960, 113048, 120640, 126092, 141310, 157615, 173920, 226096, 252184, 282620, 315230, 347840, 409799, 452192, 504368, 565240, 630460, 819598, 904384, 1008736, 1130480, 1260920, 1639196, 2017472, 2048995, 2260960, 2521840, 3278392, 4097990, 4521920, 5043680, 6556784, 8195980, 10087360, 13113568, 16391960, 26227136, 32783920, 65567840, 131135680]

約数ペア:

[(1, 131135680), (2, 65567840), (4, 32783920), (5, 26227136), (8, 16391960), (10, 13113568), (13, 10087360), (16, 8195980), (20, 6556784), (26, 5043680), (29, 4521920), (32, 4097990), (40, 3278392), (52, 2521840), (58, 2260960), (64, 2048995), (65, 2017472), (80, 1639196), (104, 1260920), (116, 1130480), (130, 1008736), (145, 904384), (160, 819598), (208, 630460), (232, 565240), (260, 504368), (290, 452192), (320, 409799), (377, 347840), (416, 315230), (464, 282620), (520, 252184), (580, 226096), (754, 173920), (832, 157615), (928, 141310), (1040, 126092), (1087, 120640), (1160, 113048), (1508, 86960), (1856, 70655), (1885, 69568), (2080, 63046), (2174, 60320), (2320, 56524), (3016, 43480), (3770, 34784), (4160, 31523), (4348, 30160), (4640, 28262), (5435, 24128), (6032, 21740), (7540, 17392), (8696, 15080), (9280, 14131), (10870, 12064)]