80941725

素因数分解:

$3^2\times 5^2\times {\mathrm{163}}^1\times {\mathrm{2207}}^1$

素因数の和:2386

約数の個数: 36

約数和(自身を含む): 145931136

約数和(自身を除く): 64989411

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 163, 225, 489, 815, 1467, 2207, 2445, 4075, 6621, 7335, 11035, 12225, 19863, 33105, 36675, 55175, 99315, 165525, 359741, 496575, 1079223, 1798705, 3237669, 5396115, 8993525, 16188345, 26980575, 80941725]

約数ペア:

[(1, 80941725), (3, 26980575), (5, 16188345), (9, 8993525), (15, 5396115), (25, 3237669), (45, 1798705), (75, 1079223), (163, 496575), (225, 359741), (489, 165525), (815, 99315), (1467, 55175), (2207, 36675), (2445, 33105), (4075, 19863), (6621, 12225), (7335, 11035)]