64554440

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{94933}}^1$

素因数の和:94961

約数の個数: 32

約数和(自身を含む): 153793080

約数和(自身を除く): 89238640

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 94933, 189866, 379732, 474665, 759464, 949330, 1613861, 1898660, 3227722, 3797320, 6455444, 8069305, 12910888, 16138610, 32277220, 64554440]

約数ペア:

[(1, 64554440), (2, 32277220), (4, 16138610), (5, 12910888), (8, 8069305), (10, 6455444), (17, 3797320), (20, 3227722), (34, 1898660), (40, 1613861), (68, 949330), (85, 759464), (136, 474665), (170, 379732), (340, 189866), (680, 94933)]