66027680

素因数分解:

$2^5\times 5^1\times {\mathrm{499}}^1\times {\mathrm{827}}^1$

素因数の和:1341

約数の個数: 48

約数和(自身を含む): 156492000

約数和(自身を除く): 90464320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 499, 827, 998, 1654, 1996, 2495, 3308, 3992, 4135, 4990, 6616, 7984, 8270, 9980, 13232, 15968, 16540, 19960, 26464, 33080, 39920, 66160, 79840, 132320, 412673, 825346, 1650692, 2063365, 3301384, 4126730, 6602768, 8253460, 13205536, 16506920, 33013840, 66027680]

約数ペア:

[(1, 66027680), (2, 33013840), (4, 16506920), (5, 13205536), (8, 8253460), (10, 6602768), (16, 4126730), (20, 3301384), (32, 2063365), (40, 1650692), (80, 825346), (160, 412673), (499, 132320), (827, 79840), (998, 66160), (1654, 39920), (1996, 33080), (2495, 26464), (3308, 19960), (3992, 16540), (4135, 15968), (4990, 13232), (6616, 9980), (7984, 8270)]