1266290225

素因数分解:

$5^2\times {\mathrm{4721}}^1\times {\mathrm{10729}}^1$

素因数の和:15460

約数の個数: 12

約数和(自身を含む): 1570678860

約数和(自身を除く): 304388635

約数列:

[1, 5, 25, 4721, 10729, 23605, 53645, 118025, 268225, 50651609, 253258045, 1266290225]

約数ペア:

[(1, 1266290225), (5, 253258045), (25, 50651609), (4721, 268225), (10729, 118025), (23605, 53645)]