15485185

素因数分解:

$5^1\times {\mathrm{79}}^1\times {\mathrm{197}}^1\times {\mathrm{199}}^1$

素因数の和:480

約数の個数: 16

約数和(自身を含む): 19008000

約数和(自身を除く): 3522815

約数列:

[1, 5, 79, 197, 199, 395, 985, 995, 15563, 15721, 39203, 77815, 78605, 196015, 3097037, 15485185]

約数ペア:

[(1, 15485185), (5, 3097037), (79, 196015), (197, 78605), (199, 77815), (395, 39203), (985, 15721), (995, 15563)]