67500

素因数分解:

$2^2\times 3^3\times 5^4$

素因数の和:33

約数の個数: 60

約数和(自身を含む): 218680

約数和(自身を除く): 151180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 90, 100, 108, 125, 135, 150, 180, 225, 250, 270, 300, 375, 450, 500, 540, 625, 675, 750, 900, 1125, 1250, 1350, 1500, 1875, 2250, 2500, 2700, 3375, 3750, 4500, 5625, 6750, 7500, 11250, 13500, 16875, 22500, 33750, 67500]

約数ペア:

[(1, 67500), (2, 33750), (3, 22500), (4, 16875), (5, 13500), (6, 11250), (9, 7500), (10, 6750), (12, 5625), (15, 4500), (18, 3750), (20, 3375), (25, 2700), (27, 2500), (30, 2250), (36, 1875), (45, 1500), (50, 1350), (54, 1250), (60, 1125), (75, 900), (90, 750), (100, 675), (108, 625), (125, 540), (135, 500), (150, 450), (180, 375), (225, 300), (250, 270)]