64998820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{191173}}^1$

素因数の和:191199

約数の個数: 24

約数和(自身を含む): 144527544

約数和(自身を除く): 79528724

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 191173, 382346, 764692, 955865, 1911730, 3249941, 3823460, 6499882, 12999764, 16249705, 32499410, 64998820]

約数ペア:

[(1, 64998820), (2, 32499410), (4, 16249705), (5, 12999764), (10, 6499882), (17, 3823460), (20, 3249941), (34, 1911730), (68, 955865), (85, 764692), (170, 382346), (340, 191173)]