87131290

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{512537}}^1$

素因数の和:512561

約数の個数: 16

約数和(自身を含む): 166062312

約数和(自身を除く): 78931022

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 512537, 1025074, 2562685, 5125370, 8713129, 17426258, 43565645, 87131290]

約数ペア:

[(1, 87131290), (2, 43565645), (5, 17426258), (10, 8713129), (17, 5125370), (34, 2562685), (85, 1025074), (170, 512537)]