81657876675

素因数分解:

$3^1\times 5^2\times {\mathrm{2749}}^1\times {\mathrm{396061}}^1$

素因数の和:398823

約数の個数: 24

約数和(自身を含む): 135057142000

約数和(自身を除く): 53399265325

約数列:

[1, 3, 5, 15, 25, 75, 2749, 8247, 13745, 41235, 68725, 206175, 396061, 1188183, 1980305, 5940915, 9901525, 29704575, 1088771689, 3266315067, 5443858445, 16331575335, 27219292225, 81657876675]

約数ペア:

[(1, 81657876675), (3, 27219292225), (5, 16331575335), (15, 5443858445), (25, 3266315067), (75, 1088771689), (2749, 29704575), (8247, 9901525), (13745, 5940915), (41235, 1980305), (68725, 1188183), (206175, 396061)]