80761545

素因数分解:

$3^2\times 5^1\times {\mathrm{991}}^1\times {\mathrm{1811}}^1$

素因数の和:2813

約数の個数: 24

約数和(自身を含む): 140205312

約数和(自身を除く): 59443767

約数列:

[1, 3, 5, 9, 15, 45, 991, 1811, 2973, 4955, 5433, 8919, 9055, 14865, 16299, 27165, 44595, 81495, 1794701, 5384103, 8973505, 16152309, 26920515, 80761545]

約数ペア:

[(1, 80761545), (3, 26920515), (5, 16152309), (9, 8973505), (15, 5384103), (45, 1794701), (991, 81495), (1811, 44595), (2973, 27165), (4955, 16299), (5433, 14865), (8919, 9055)]