81795905

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1\times {\mathrm{2237}}^1$

素因数の和:2416

約数の個数: 16

約数和(自身を含む): 100548864

約数和(自身を除く): 18752959

約数列:

[1, 5, 71, 103, 355, 515, 2237, 7313, 11185, 36565, 158827, 230411, 794135, 1152055, 16359181, 81795905]

約数ペア:

[(1, 81795905), (5, 16359181), (71, 1152055), (103, 794135), (355, 230411), (515, 158827), (2237, 36565), (7313, 11185)]