102821680

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{98867}}^1$

素因数の和:98893

約数の個数: 40

約数和(自身を含む): 257452272

約数和(自身を除く): 154630592

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 98867, 197734, 395468, 494335, 790936, 988670, 1285271, 1581872, 1977340, 2570542, 3954680, 5141084, 6426355, 7909360, 10282168, 12852710, 20564336, 25705420, 51410840, 102821680]

約数ペア:

[(1, 102821680), (2, 51410840), (4, 25705420), (5, 20564336), (8, 12852710), (10, 10282168), (13, 7909360), (16, 6426355), (20, 5141084), (26, 3954680), (40, 2570542), (52, 1977340), (65, 1581872), (80, 1285271), (104, 988670), (130, 790936), (208, 494335), (260, 395468), (520, 197734), (1040, 98867)]