129600604580

素因数分解:

$2^2\times 5^1\times {\mathrm{6480030229}}^1$

素因数の和:6480030238

約数の個数: 12

約数和(自身を含む): 272161269660

約数和(自身を除く): 142560665080

約数列:

[1, 2, 4, 5, 10, 20, 6480030229, 12960060458, 25920120916, 32400151145, 64800302290, 129600604580]

約数ペア:

[(1, 129600604580), (2, 64800302290), (4, 32400151145), (5, 25920120916), (10, 12960060458), (20, 6480030229)]