61724840

素因数分解:

$2^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{9467}}^1$

素因数の和:9641

約数の個数: 32

約数和(自身を含む): 139747680

約数和(自身を除く): 78022840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 163, 326, 652, 815, 1304, 1630, 3260, 6520, 9467, 18934, 37868, 47335, 75736, 94670, 189340, 378680, 1543121, 3086242, 6172484, 7715605, 12344968, 15431210, 30862420, 61724840]

約数ペア:

[(1, 61724840), (2, 30862420), (4, 15431210), (5, 12344968), (8, 7715605), (10, 6172484), (20, 3086242), (40, 1543121), (163, 378680), (326, 189340), (652, 94670), (815, 75736), (1304, 47335), (1630, 37868), (3260, 18934), (6520, 9467)]