157445815

素因数分解:

$5^1\times {\mathrm{79}}^1\times {\mathrm{199}}^1\times {\mathrm{2003}}^1$

素因数の和:2286

約数の個数: 16

約数和(自身を含む): 192384000

約数和(自身を除く): 34938185

約数列:

[1, 5, 79, 199, 395, 995, 2003, 10015, 15721, 78605, 158237, 398597, 791185, 1992985, 31489163, 157445815]

約数ペア:

[(1, 157445815), (5, 31489163), (79, 1992985), (199, 791185), (395, 398597), (995, 158237), (2003, 78605), (10015, 15721)]