77556140

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{54617}}^1$

素因数の和:54697

約数の個数: 24

約数和(自身を含む): 165164832

約数和(自身を除く): 87608692

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 54617, 109234, 218468, 273085, 546170, 1092340, 3877807, 7755614, 15511228, 19389035, 38778070, 77556140]

約数ペア:

[(1, 77556140), (2, 38778070), (4, 19389035), (5, 15511228), (10, 7755614), (20, 3877807), (71, 1092340), (142, 546170), (284, 273085), (355, 218468), (710, 109234), (1420, 54617)]