161013100

素因数分解:

$2^2\times 5^2\times {\mathrm{1610131}}^1$

素因数の和:1610145

約数の個数: 18

約数和(自身を含む): 349398644

約数和(自身を除く): 188385544

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 1610131, 3220262, 6440524, 8050655, 16101310, 32202620, 40253275, 80506550, 161013100]

約数ペア:

[(1, 161013100), (2, 80506550), (4, 40253275), (5, 32202620), (10, 16101310), (20, 8050655), (25, 6440524), (50, 3220262), (100, 1610131)]