81115875

素因数分解:

$3^2\times 5^3\times {\mathrm{72103}}^1$

素因数の和:72124

約数の個数: 24

約数和(自身を含む): 146226912

約数和(自身を除く): 65111037

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 125, 225, 375, 1125, 72103, 216309, 360515, 648927, 1081545, 1802575, 3244635, 5407725, 9012875, 16223175, 27038625, 81115875]

約数ペア:

[(1, 81115875), (3, 27038625), (5, 16223175), (9, 9012875), (15, 5407725), (25, 3244635), (45, 1802575), (75, 1081545), (125, 648927), (225, 360515), (375, 216309), (1125, 72103)]