88839920

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{6571}}^1$

素因数の和:6610

約数の個数: 60

約数和(自身を含む): 223697736

約数和(自身を除く): 134857816

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 169, 208, 260, 338, 520, 676, 845, 1040, 1352, 1690, 2704, 3380, 6571, 6760, 13142, 13520, 26284, 32855, 52568, 65710, 85423, 105136, 131420, 170846, 262840, 341692, 427115, 525680, 683384, 854230, 1110499, 1366768, 1708460, 2220998, 3416920, 4441996, 5552495, 6833840, 8883992, 11104990, 17767984, 22209980, 44419960, 88839920]

約数ペア:

[(1, 88839920), (2, 44419960), (4, 22209980), (5, 17767984), (8, 11104990), (10, 8883992), (13, 6833840), (16, 5552495), (20, 4441996), (26, 3416920), (40, 2220998), (52, 1708460), (65, 1366768), (80, 1110499), (104, 854230), (130, 683384), (169, 525680), (208, 427115), (260, 341692), (338, 262840), (520, 170846), (676, 131420), (845, 105136), (1040, 85423), (1352, 65710), (1690, 52568), (2704, 32855), (3380, 26284), (6571, 13520), (6760, 13142)]