212720050175

素因数分解:

$5^2\times {\mathrm{127}}^1\times {\mathrm{66998441}}^1$

素因数の和:66998578

約数の個数: 12

約数和(自身を含む): 265849817856

約数和(自身を除く): 53129767681

約数列:

[1, 5, 25, 127, 635, 3175, 66998441, 334992205, 1674961025, 8508802007, 42544010035, 212720050175]

約数ペア:

[(1, 212720050175), (5, 42544010035), (25, 8508802007), (127, 1674961025), (635, 334992205), (3175, 66998441)]