666172960

素因数分解:

$2^5\times 5^1\times {\mathrm{67}}^1\times {\mathrm{62143}}^1$

素因数の和:62225

約数の個数: 48

約数和(自身を含む): 1597349376

約数和(自身を除く): 931176416

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 67, 80, 134, 160, 268, 335, 536, 670, 1072, 1340, 2144, 2680, 5360, 10720, 62143, 124286, 248572, 310715, 497144, 621430, 994288, 1242860, 1988576, 2485720, 4163581, 4971440, 8327162, 9942880, 16654324, 20817905, 33308648, 41635810, 66617296, 83271620, 133234592, 166543240, 333086480, 666172960]

約数ペア:

[(1, 666172960), (2, 333086480), (4, 166543240), (5, 133234592), (8, 83271620), (10, 66617296), (16, 41635810), (20, 33308648), (32, 20817905), (40, 16654324), (67, 9942880), (80, 8327162), (134, 4971440), (160, 4163581), (268, 2485720), (335, 1988576), (536, 1242860), (670, 994288), (1072, 621430), (1340, 497144), (2144, 310715), (2680, 248572), (5360, 124286), (10720, 62143)]