80492080

素因数分解:

$2^4\times 5^1\times {\mathrm{1006151}}^1$

素因数の和:1006164

約数の個数: 20

約数和(自身を含む): 187144272

約数和(自身を除く): 106652192

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1006151, 2012302, 4024604, 5030755, 8049208, 10061510, 16098416, 20123020, 40246040, 80492080]

約数ペア:

[(1, 80492080), (2, 40246040), (4, 20123020), (5, 16098416), (8, 10061510), (10, 8049208), (16, 5030755), (20, 4024604), (40, 2012302), (80, 1006151)]