68621605

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^2\times {\mathrm{281}}^1$

素因数の和:346

約数の個数: 36

約数和(自身を含む): 95058252

約数和(自身を除く): 26436647

約数列:

[1, 5, 13, 17, 65, 85, 169, 221, 281, 289, 845, 1105, 1405, 1445, 2873, 3653, 3757, 4777, 14365, 18265, 18785, 23885, 47489, 48841, 62101, 81209, 237445, 244205, 310505, 406045, 807313, 1055717, 4036565, 5278585, 13724321, 68621605]

約数ペア:

[(1, 68621605), (5, 13724321), (13, 5278585), (17, 4036565), (65, 1055717), (85, 807313), (169, 406045), (221, 310505), (281, 244205), (289, 237445), (845, 81209), (1105, 62101), (1405, 48841), (1445, 47489), (2873, 23885), (3653, 18785), (3757, 18265), (4777, 14365)]