12900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{43}}^1$

素因数の和:60

約数の個数: 36

約数和(自身を含む): 38192

約数和(自身を除く): 25292

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 43, 50, 60, 75, 86, 100, 129, 150, 172, 215, 258, 300, 430, 516, 645, 860, 1075, 1290, 2150, 2580, 3225, 4300, 6450, 12900]

約数ペア:

[(1, 12900), (2, 6450), (3, 4300), (4, 3225), (5, 2580), (6, 2150), (10, 1290), (12, 1075), (15, 860), (20, 645), (25, 516), (30, 430), (43, 300), (50, 258), (60, 215), (75, 172), (86, 150), (100, 129)]