8987680

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1$

素因数の和:206

約数の個数: 96

約数和(自身を含む): 23814000

約数和(自身を除く): 14826320

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 29, 32, 40, 52, 58, 65, 80, 104, 116, 130, 145, 149, 160, 208, 232, 260, 290, 298, 377, 416, 464, 520, 580, 596, 745, 754, 928, 1040, 1160, 1192, 1490, 1508, 1885, 1937, 2080, 2320, 2384, 2980, 3016, 3770, 3874, 4321, 4640, 4768, 5960, 6032, 7540, 7748, 8642, 9685, 11920, 12064, 15080, 15496, 17284, 19370, 21605, 23840, 30160, 30992, 34568, 38740, 43210, 56173, 60320, 61984, 69136, 77480, 86420, 112346, 138272, 154960, 172840, 224692, 280865, 309920, 345680, 449384, 561730, 691360, 898768, 1123460, 1797536, 2246920, 4493840, 8987680]

約数ペア:

[(1, 8987680), (2, 4493840), (4, 2246920), (5, 1797536), (8, 1123460), (10, 898768), (13, 691360), (16, 561730), (20, 449384), (26, 345680), (29, 309920), (32, 280865), (40, 224692), (52, 172840), (58, 154960), (65, 138272), (80, 112346), (104, 86420), (116, 77480), (130, 69136), (145, 61984), (149, 60320), (160, 56173), (208, 43210), (232, 38740), (260, 34568), (290, 30992), (298, 30160), (377, 23840), (416, 21605), (464, 19370), (520, 17284), (580, 15496), (596, 15080), (745, 12064), (754, 11920), (928, 9685), (1040, 8642), (1160, 7748), (1192, 7540), (1490, 6032), (1508, 5960), (1885, 4768), (1937, 4640), (2080, 4321), (2320, 3874), (2384, 3770), (2980, 3016)]