7939105

素因数分解:

$5^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1\times {\mathrm{199}}^1$

素因数の和:384

約数の個数: 16

約数和(自身を含む): 9792000

約数和(自身を除く): 1852895

約数列:

[1, 5, 79, 101, 199, 395, 505, 995, 7979, 15721, 20099, 39895, 78605, 100495, 1587821, 7939105]

約数ペア:

[(1, 7939105), (5, 1587821), (79, 100495), (101, 78605), (199, 39895), (395, 20099), (505, 15721), (995, 7979)]