66566495

素因数分解:

$5^1\times {\mathrm{149}}^1\times {\mathrm{199}}^1\times {\mathrm{449}}^1$

素因数の和:802

約数の個数: 16

約数和(自身を含む): 81000000

約数和(自身を除く): 14433505

約数列:

[1, 5, 149, 199, 449, 745, 995, 2245, 29651, 66901, 89351, 148255, 334505, 446755, 13313299, 66566495]

約数ペア:

[(1, 66566495), (5, 13313299), (149, 446755), (199, 334505), (449, 148255), (745, 89351), (995, 66901), (2245, 29651)]