6555625

素因数分解:

$5^4\times {\mathrm{17}}^1\times {\mathrm{617}}^1$

素因数の和:654

約数の個数: 20

約数和(自身を含む): 8687844

約数和(自身を除く): 2132219

約数列:

[1, 5, 17, 25, 85, 125, 425, 617, 625, 2125, 3085, 10489, 10625, 15425, 52445, 77125, 262225, 385625, 1311125, 6555625]

約数ペア:

[(1, 6555625), (5, 1311125), (17, 385625), (25, 262225), (85, 77125), (125, 52445), (425, 15425), (617, 10625), (625, 10489), (2125, 3085)]