63321640

素因数分解:

$2^3\times 5^1\times {\mathrm{1091}}^1\times {\mathrm{1451}}^1$

素因数の和:2553

約数の個数: 32

約数和(自身を含む): 142702560

約数和(自身を除く): 79380920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1091, 1451, 2182, 2902, 4364, 5455, 5804, 7255, 8728, 10910, 11608, 14510, 21820, 29020, 43640, 58040, 1583041, 3166082, 6332164, 7915205, 12664328, 15830410, 31660820, 63321640]

約数ペア:

[(1, 63321640), (2, 31660820), (4, 15830410), (5, 12664328), (8, 7915205), (10, 6332164), (20, 3166082), (40, 1583041), (1091, 58040), (1451, 43640), (2182, 29020), (2902, 21820), (4364, 14510), (5455, 11608), (5804, 10910), (7255, 8728)]