71890985

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{233}}^1\times {\mathrm{2683}}^1$

素因数の和:2944

約数の個数: 16

約数和(自身を含む): 90440064

約数和(自身を除く): 18549079

約数列:

[1, 5, 23, 115, 233, 1165, 2683, 5359, 13415, 26795, 61709, 308545, 625139, 3125695, 14378197, 71890985]

約数ペア:

[(1, 71890985), (5, 14378197), (23, 3125695), (115, 625139), (233, 308545), (1165, 61709), (2683, 26795), (5359, 13415)]