201605080

素因数分解:

$2^3\times 5^1\times {\mathrm{5040127}}^1$

素因数の和:5040138

約数の個数: 16

約数和(自身を含む): 453611520

約数和(自身を除く): 252006440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5040127, 10080254, 20160508, 25200635, 40321016, 50401270, 100802540, 201605080]

約数ペア:

[(1, 201605080), (2, 100802540), (4, 50401270), (5, 40321016), (8, 25200635), (10, 20160508), (20, 10080254), (40, 5040127)]