80554825

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{3491}}^1$

素因数の和:3585

約数の個数: 24

約数和(自身を含む): 109118016

約数和(自身を除く): 28563191

約数列:

[1, 5, 13, 25, 65, 71, 325, 355, 923, 1775, 3491, 4615, 17455, 23075, 45383, 87275, 226915, 247861, 1134575, 1239305, 3222193, 6196525, 16110965, 80554825]

約数ペア:

[(1, 80554825), (5, 16110965), (13, 6196525), (25, 3222193), (65, 1239305), (71, 1134575), (325, 247861), (355, 226915), (923, 87275), (1775, 45383), (3491, 23075), (4615, 17455)]