634657840

素因数分解:

$2^4\times 5^1\times {\mathrm{83}}^1\times {\mathrm{95581}}^1$

素因数の和:95677

約数の個数: 40

約数和(自身を含む): 1493373168

約数和(自身を除く): 858715328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 83, 166, 332, 415, 664, 830, 1328, 1660, 3320, 6640, 95581, 191162, 382324, 477905, 764648, 955810, 1529296, 1911620, 3823240, 7646480, 7933223, 15866446, 31732892, 39666115, 63465784, 79332230, 126931568, 158664460, 317328920, 634657840]

約数ペア:

[(1, 634657840), (2, 317328920), (4, 158664460), (5, 126931568), (8, 79332230), (10, 63465784), (16, 39666115), (20, 31732892), (40, 15866446), (80, 7933223), (83, 7646480), (166, 3823240), (332, 1911620), (415, 1529296), (664, 955810), (830, 764648), (1328, 477905), (1660, 382324), (3320, 191162), (6640, 95581)]