517876840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^3\times {\mathrm{71}}^1\times {\mathrm{83}}^1$

素因数の和:204

約数の個数: 128

約数和(自身を含む): 1295481600

約数和(自身を除く): 777604760

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 71, 83, 104, 130, 142, 166, 169, 260, 284, 332, 338, 355, 415, 520, 568, 664, 676, 710, 830, 845, 923, 1079, 1352, 1420, 1660, 1690, 1846, 2158, 2197, 2840, 3320, 3380, 3692, 4316, 4394, 4615, 5395, 5893, 6760, 7384, 8632, 8788, 9230, 10790, 10985, 11786, 11999, 14027, 17576, 18460, 21580, 21970, 23572, 23998, 28054, 29465, 36920, 43160, 43940, 47144, 47996, 56108, 58930, 59995, 70135, 76609, 87880, 95992, 112216, 117860, 119990, 140270, 153218, 155987, 182351, 235720, 239980, 280540, 306436, 311974, 364702, 383045, 479960, 561080, 612872, 623948, 729404, 766090, 779935, 911755, 995917, 1247896, 1458808, 1532180, 1559870, 1823510, 1991834, 3064360, 3119740, 3647020, 3983668, 4979585, 6239480, 7294040, 7967336, 9959170, 12946921, 19918340, 25893842, 39836680, 51787684, 64734605, 103575368, 129469210, 258938420, 517876840]

約数ペア:

[(1, 517876840), (2, 258938420), (4, 129469210), (5, 103575368), (8, 64734605), (10, 51787684), (13, 39836680), (20, 25893842), (26, 19918340), (40, 12946921), (52, 9959170), (65, 7967336), (71, 7294040), (83, 6239480), (104, 4979585), (130, 3983668), (142, 3647020), (166, 3119740), (169, 3064360), (260, 1991834), (284, 1823510), (332, 1559870), (338, 1532180), (355, 1458808), (415, 1247896), (520, 995917), (568, 911755), (664, 779935), (676, 766090), (710, 729404), (830, 623948), (845, 612872), (923, 561080), (1079, 479960), (1352, 383045), (1420, 364702), (1660, 311974), (1690, 306436), (1846, 280540), (2158, 239980), (2197, 235720), (2840, 182351), (3320, 155987), (3380, 153218), (3692, 140270), (4316, 119990), (4394, 117860), (4615, 112216), (5395, 95992), (5893, 87880), (6760, 76609), (7384, 70135), (8632, 59995), (8788, 58930), (9230, 56108), (10790, 47996), (10985, 47144), (11786, 43940), (11999, 43160), (14027, 36920), (17576, 29465), (18460, 28054), (21580, 23998), (21970, 23572)]