65011250

素因数分解:

$2^1\times 5^4\times {\mathrm{52009}}^1$

素因数の和:52031

約数の個数: 20

約数和(自身を含む): 121859430

約数和(自身を除く): 56848180

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 625, 1250, 52009, 104018, 260045, 520090, 1300225, 2600450, 6501125, 13002250, 32505625, 65011250]

約数ペア:

[(1, 65011250), (2, 32505625), (5, 13002250), (10, 6501125), (25, 2600450), (50, 1300225), (125, 520090), (250, 260045), (625, 104018), (1250, 52009)]