85870265

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{18097}}^1$

素因数の和:18188

約数の個数: 16

約数和(自身を含む): 112497168

約数和(自身を除く): 26626903

約数列:

[1, 5, 13, 65, 73, 365, 949, 4745, 18097, 90485, 235261, 1176305, 1321081, 6605405, 17174053, 85870265]

約数ペア:

[(1, 85870265), (5, 17174053), (13, 6605405), (65, 1321081), (73, 1176305), (365, 235261), (949, 90485), (4745, 18097)]