81205525

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{7433}}^1$

素因数の和:7485

約数の個数: 24

約数和(自身を含む): 110617920

約数和(自身を除く): 29412395

約数列:

[1, 5, 19, 23, 25, 95, 115, 437, 475, 575, 2185, 7433, 10925, 37165, 141227, 170959, 185825, 706135, 854795, 3248221, 3530675, 4273975, 16241105, 81205525]

約数ペア:

[(1, 81205525), (5, 16241105), (19, 4273975), (23, 3530675), (25, 3248221), (95, 854795), (115, 706135), (437, 185825), (475, 170959), (575, 141227), (2185, 37165), (7433, 10925)]