68410576

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{328897}}^1$

素因数の和:328918

約数の個数: 20

約数和(自身を含む): 142741732

約数和(自身を除く): 74331156

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 328897, 657794, 1315588, 2631176, 4275661, 5262352, 8551322, 17102644, 34205288, 68410576]

約数ペア:

[(1, 68410576), (2, 34205288), (4, 17102644), (8, 8551322), (13, 5262352), (16, 4275661), (26, 2631176), (52, 1315588), (104, 657794), (208, 328897)]