42707825

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{317}}^2$

素因数の和:661

約数の個数: 18

約数和(自身を含む): 56250306

約数和(自身を除く): 13542481

約数列:

[1, 5, 17, 25, 85, 317, 425, 1585, 5389, 7925, 26945, 100489, 134725, 502445, 1708313, 2512225, 8541565, 42707825]

約数ペア:

[(1, 42707825), (5, 8541565), (17, 2512225), (25, 1708313), (85, 502445), (317, 134725), (425, 100489), (1585, 26945), (5389, 7925)]