80821585

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{17033}}^1$

素因数の和:17124

約数の個数: 16

約数和(自身を含む): 105883344

約数和(自身を除く): 25061759

約数列:

[1, 5, 13, 65, 73, 365, 949, 4745, 17033, 85165, 221429, 1107145, 1243409, 6217045, 16164317, 80821585]

約数ペア:

[(1, 80821585), (5, 16164317), (13, 6217045), (65, 1243409), (73, 1107145), (365, 221429), (949, 85165), (4745, 17033)]