13205900

素因数分解:

$2^2\times 5^2\times {\mathrm{132059}}^1$

素因数の和:132073

約数の個数: 18

約数和(自身を含む): 28657020

約数和(自身を除く): 15451120

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 132059, 264118, 528236, 660295, 1320590, 2641180, 3301475, 6602950, 13205900]

約数ペア:

[(1, 13205900), (2, 6602950), (4, 3301475), (5, 2641180), (10, 1320590), (20, 660295), (25, 528236), (50, 264118), (100, 132059)]