168252080

素因数分解:

$2^4\times 5^1\times {\mathrm{2103151}}^1$

素因数の和:2103164

約数の個数: 20

約数和(自身を含む): 391186272

約数和(自身を除く): 222934192

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2103151, 4206302, 8412604, 10515755, 16825208, 21031510, 33650416, 42063020, 84126040, 168252080]

約数ペア:

[(1, 168252080), (2, 84126040), (4, 42063020), (5, 33650416), (8, 21031510), (10, 16825208), (16, 10515755), (20, 8412604), (40, 4206302), (80, 2103151)]