25465505

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{977}}^1$

素因数の和:1396

約数の個数: 16

約数和(自身を含む): 33025104

約数和(自身を除く): 7559599

約数列:

[1, 5, 13, 65, 401, 977, 2005, 4885, 5213, 12701, 26065, 63505, 391777, 1958885, 5093101, 25465505]

約数ペア:

[(1, 25465505), (5, 5093101), (13, 1958885), (65, 391777), (401, 63505), (977, 26065), (2005, 12701), (4885, 5213)]