87270455

素因数分解:

$5^1\times {\mathrm{139}}^1\times {\mathrm{199}}^1\times {\mathrm{631}}^1$

素因数の和:974

約数の個数: 16

約数和(自身を含む): 106176000

約数和(自身を除く): 18905545

約数列:

[1, 5, 139, 199, 631, 695, 995, 3155, 27661, 87709, 125569, 138305, 438545, 627845, 17454091, 87270455]

約数ペア:

[(1, 87270455), (5, 17454091), (139, 627845), (199, 438545), (631, 138305), (695, 125569), (995, 87709), (3155, 27661)]