168853820

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{83591}}^1$

素因数の和:83701

約数の個数: 24

約数和(自身を含む): 358108128

約数和(自身を除く): 189254308

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 83591, 167182, 334364, 417955, 835910, 1671820, 8442691, 16885382, 33770764, 42213455, 84426910, 168853820]

約数ペア:

[(1, 168853820), (2, 84426910), (4, 42213455), (5, 33770764), (10, 16885382), (20, 8442691), (101, 1671820), (202, 835910), (404, 417955), (505, 334364), (1010, 167182), (2020, 83591)]