49550005

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{2621}}^1$

素因数の和:2844

約数の個数: 16

約数和(自身を含む): 62928000

約数和(自身を除く): 13377995

約数列:

[1, 5, 19, 95, 199, 995, 2621, 3781, 13105, 18905, 49799, 248995, 521579, 2607895, 9910001, 49550005]

約数ペア:

[(1, 49550005), (5, 9910001), (19, 2607895), (95, 521579), (199, 248995), (995, 49799), (2621, 18905), (3781, 13105)]