87976720

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{2917}}^1$

素因数の和:2972

約数の個数: 80

約数和(自身を含む): 227954160

約数和(自身を除く): 139977440

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 29, 40, 52, 58, 65, 80, 104, 116, 130, 145, 208, 232, 260, 290, 377, 464, 520, 580, 754, 1040, 1160, 1508, 1885, 2320, 2917, 3016, 3770, 5834, 6032, 7540, 11668, 14585, 15080, 23336, 29170, 30160, 37921, 46672, 58340, 75842, 84593, 116680, 151684, 169186, 189605, 233360, 303368, 338372, 379210, 422965, 606736, 676744, 758420, 845930, 1099709, 1353488, 1516840, 1691860, 2199418, 3033680, 3383720, 4398836, 5498545, 6767440, 8797672, 10997090, 17595344, 21994180, 43988360, 87976720]

約数ペア:

[(1, 87976720), (2, 43988360), (4, 21994180), (5, 17595344), (8, 10997090), (10, 8797672), (13, 6767440), (16, 5498545), (20, 4398836), (26, 3383720), (29, 3033680), (40, 2199418), (52, 1691860), (58, 1516840), (65, 1353488), (80, 1099709), (104, 845930), (116, 758420), (130, 676744), (145, 606736), (208, 422965), (232, 379210), (260, 338372), (290, 303368), (377, 233360), (464, 189605), (520, 169186), (580, 151684), (754, 116680), (1040, 84593), (1160, 75842), (1508, 58340), (1885, 46672), (2320, 37921), (2917, 30160), (3016, 29170), (3770, 23336), (5834, 15080), (6032, 14585), (7540, 11668)]