85538260

素因数分解:

$2^2\times 5^1\times {\mathrm{409}}^1\times {\mathrm{10457}}^1$

素因数の和:10875

約数の個数: 24

約数和(自身を含む): 180086760

約数和(自身を除く): 94548500

約数列:

[1, 2, 4, 5, 10, 20, 409, 818, 1636, 2045, 4090, 8180, 10457, 20914, 41828, 52285, 104570, 209140, 4276913, 8553826, 17107652, 21384565, 42769130, 85538260]

約数ペア:

[(1, 85538260), (2, 42769130), (4, 21384565), (5, 17107652), (10, 8553826), (20, 4276913), (409, 209140), (818, 104570), (1636, 52285), (2045, 41828), (4090, 20914), (8180, 10457)]