164152360

素因数分解:

$2^3\times 5^1\times {\mathrm{4103809}}^1$

素因数の和:4103820

約数の個数: 16

約数和(自身を含む): 369342900

約数和(自身を除く): 205190540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4103809, 8207618, 16415236, 20519045, 32830472, 41038090, 82076180, 164152360]

約数ペア:

[(1, 164152360), (2, 82076180), (4, 41038090), (5, 32830472), (8, 20519045), (10, 16415236), (20, 8207618), (40, 4103809)]