2700

素因数分解:

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

素因数の和:23

約数の個数: 36

約数和(自身を含む): 8680

約数和(自身を除く): 5980

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, 135, 150, 180, 225, 270, 300, 450, 540, 675, 900, 1350, 2700]

約数ペア:

[(1, 2700), (2, 1350), (3, 900), (4, 675), (5, 540), (6, 450), (9, 300), (10, 270), (12, 225), (15, 180), (18, 150), (20, 135), (25, 108), (27, 100), (30, 90), (36, 75), (45, 60), (50, 54)]