80522875

素因数分解:

$5^3\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1$

素因数の和:340

約数の個数: 32

約数和(自身を含む): 104772096

約数和(自身を除く): 24249221

約数列:

[1, 5, 25, 43, 71, 125, 211, 215, 355, 1055, 1075, 1775, 3053, 5275, 5375, 8875, 9073, 14981, 15265, 26375, 45365, 74905, 76325, 226825, 374525, 381625, 644183, 1134125, 1872625, 3220915, 16104575, 80522875]

約数ペア:

[(1, 80522875), (5, 16104575), (25, 3220915), (43, 1872625), (71, 1134125), (125, 644183), (211, 381625), (215, 374525), (355, 226825), (1055, 76325), (1075, 74905), (1775, 45365), (3053, 26375), (5275, 15265), (5375, 14981), (8875, 9073)]