68326340

素因数分解:

$2^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{20959}}^1$

素因数の和:21131

約数の個数: 24

約数和(自身を含む): 144372480

約数和(自身を除く): 76046140

約数列:

[1, 2, 4, 5, 10, 20, 163, 326, 652, 815, 1630, 3260, 20959, 41918, 83836, 104795, 209590, 419180, 3416317, 6832634, 13665268, 17081585, 34163170, 68326340]

約数ペア:

[(1, 68326340), (2, 34163170), (4, 17081585), (5, 13665268), (10, 6832634), (20, 3416317), (163, 419180), (326, 209590), (652, 104795), (815, 83836), (1630, 41918), (3260, 20959)]