68786890

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{102667}}^1$

素因数の和:102741

約数の個数: 16

約数和(自身を含む): 125665632

約数和(自身を除く): 56878742

約数列:

[1, 2, 5, 10, 67, 134, 335, 670, 102667, 205334, 513335, 1026670, 6878689, 13757378, 34393445, 68786890]

約数ペア:

[(1, 68786890), (2, 34393445), (5, 13757378), (10, 6878689), (67, 1026670), (134, 513335), (335, 205334), (670, 102667)]