81607875

素因数分解:

$3^1\times 5^3\times {\mathrm{269}}^1\times {\mathrm{809}}^1$

素因数の和:1096

約数の個数: 32

約数和(自身を含む): 136468800

約数和(自身を除く): 54860925

約数列:

[1, 3, 5, 15, 25, 75, 125, 269, 375, 807, 809, 1345, 2427, 4035, 4045, 6725, 12135, 20175, 20225, 33625, 60675, 100875, 101125, 217621, 303375, 652863, 1088105, 3264315, 5440525, 16321575, 27202625, 81607875]

約数ペア:

[(1, 81607875), (3, 27202625), (5, 16321575), (15, 5440525), (25, 3264315), (75, 1088105), (125, 652863), (269, 303375), (375, 217621), (807, 101125), (809, 100875), (1345, 60675), (2427, 33625), (4035, 20225), (4045, 20175), (6725, 12135)]