64917016

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{2423}}^1$

素因数の和:2643

約数の個数: 32

約数和(自身を含む): 129587040

約数和(自身を除く): 64670024

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 197, 394, 788, 1576, 2423, 3349, 4846, 6698, 9692, 13396, 19384, 26792, 41191, 82382, 164764, 329528, 477331, 954662, 1909324, 3818648, 8114627, 16229254, 32458508, 64917016]

約数ペア:

[(1, 64917016), (2, 32458508), (4, 16229254), (8, 8114627), (17, 3818648), (34, 1909324), (68, 954662), (136, 477331), (197, 329528), (394, 164764), (788, 82382), (1576, 41191), (2423, 26792), (3349, 19384), (4846, 13396), (6698, 9692)]