71063750

素因数分解:

$2^1\times 5^4\times {\mathrm{139}}^1\times {\mathrm{409}}^1$

素因数の和:570

約数の個数: 40

約数和(自身を含む): 134488200

約数和(自身を除く): 63424450

約数列:

[1, 2, 5, 10, 25, 50, 125, 139, 250, 278, 409, 625, 695, 818, 1250, 1390, 2045, 3475, 4090, 6950, 10225, 17375, 20450, 34750, 51125, 56851, 86875, 102250, 113702, 173750, 255625, 284255, 511250, 568510, 1421275, 2842550, 7106375, 14212750, 35531875, 71063750]

約数ペア:

[(1, 71063750), (2, 35531875), (5, 14212750), (10, 7106375), (25, 2842550), (50, 1421275), (125, 568510), (139, 511250), (250, 284255), (278, 255625), (409, 173750), (625, 113702), (695, 102250), (818, 86875), (1250, 56851), (1390, 51125), (2045, 34750), (3475, 20450), (4090, 17375), (6950, 10225)]