12201325

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1511}}^1$

素因数の和:1557

約数の個数: 24

約数和(自身を含む): 16873920

約数和(自身を除く): 4672595

約数列:

[1, 5, 17, 19, 25, 85, 95, 323, 425, 475, 1511, 1615, 7555, 8075, 25687, 28709, 37775, 128435, 143545, 488053, 642175, 717725, 2440265, 12201325]

約数ペア:

[(1, 12201325), (5, 2440265), (17, 717725), (19, 642175), (25, 488053), (85, 143545), (95, 128435), (323, 37775), (425, 28709), (475, 25687), (1511, 8075), (1615, 7555)]