161348080

素因数分解:

$2^4\times 5^1\times {\mathrm{2016851}}^1$

素因数の和:2016864

約数の個数: 20

約数和(自身を含む): 375134472

約数和(自身を除く): 213786392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2016851, 4033702, 8067404, 10084255, 16134808, 20168510, 32269616, 40337020, 80674040, 161348080]

約数ペア:

[(1, 161348080), (2, 80674040), (4, 40337020), (5, 32269616), (8, 20168510), (10, 16134808), (16, 10084255), (20, 8067404), (40, 4033702), (80, 2016851)]