69968980

素因数分解:

$2^2\times 5^1\times {\mathrm{1249}}^1\times {\mathrm{2801}}^1$

素因数の和:4059

約数の個数: 24

約数和(自身を含む): 147105000

約数和(自身を除く): 77136020

約数列:

[1, 2, 4, 5, 10, 20, 1249, 2498, 2801, 4996, 5602, 6245, 11204, 12490, 14005, 24980, 28010, 56020, 3498449, 6996898, 13993796, 17492245, 34984490, 69968980]

約数ペア:

[(1, 69968980), (2, 34984490), (4, 17492245), (5, 13993796), (10, 6996898), (20, 3498449), (1249, 56020), (2498, 28010), (2801, 24980), (4996, 14005), (5602, 12490), (6245, 11204)]