68815910

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{8423}}^1$

素因数の和:8492

約数の個数: 32

約数和(自身を含む): 133436160

約数和(自身を除く): 64620250

約数列:

[1, 2, 5, 10, 19, 38, 43, 86, 95, 190, 215, 430, 817, 1634, 4085, 8170, 8423, 16846, 42115, 84230, 160037, 320074, 362189, 724378, 800185, 1600370, 1810945, 3621890, 6881591, 13763182, 34407955, 68815910]

約数ペア:

[(1, 68815910), (2, 34407955), (5, 13763182), (10, 6881591), (19, 3621890), (38, 1810945), (43, 1600370), (86, 800185), (95, 724378), (190, 362189), (215, 320074), (430, 160037), (817, 84230), (1634, 42115), (4085, 16846), (8170, 8423)]