85981565

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{4111}}^1$

素因数の和:4252

約数の個数: 16

約数和(自身を含む): 106583040

約数和(自身を除く): 20601475

約数列:

[1, 5, 47, 89, 235, 445, 4111, 4183, 20555, 20915, 193217, 365879, 966085, 1829395, 17196313, 85981565]

約数ペア:

[(1, 85981565), (5, 17196313), (47, 1829395), (89, 966085), (235, 365879), (445, 193217), (4111, 20915), (4183, 20555)]