161732080

素因数分解:

$2^4\times 5^1\times {\mathrm{2021651}}^1$

素因数の和:2021664

約数の個数: 20

約数和(自身を含む): 376027272

約数和(自身を除く): 214295192

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2021651, 4043302, 8086604, 10108255, 16173208, 20216510, 32346416, 40433020, 80866040, 161732080]

約数ペア:

[(1, 161732080), (2, 80866040), (4, 40433020), (5, 32346416), (8, 20216510), (10, 16173208), (16, 10108255), (20, 8086604), (40, 4043302), (80, 2021651)]