156564850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{240869}}^1$

素因数の和:240894

約数の個数: 24

約数和(自身を含む): 313612740

約数和(自身を除く): 157047890

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 240869, 481738, 1204345, 2408690, 3131297, 6021725, 6262594, 12043450, 15656485, 31312970, 78282425, 156564850]

約数ペア:

[(1, 156564850), (2, 78282425), (5, 31312970), (10, 15656485), (13, 12043450), (25, 6262594), (26, 6021725), (50, 3131297), (65, 2408690), (130, 1204345), (325, 481738), (650, 240869)]