2455225

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1$

素因数の和:189

約数の個数: 24

約数和(自身を含む): 3314520

約数和(自身を除く): 859295

約数列:

[1, 5, 17, 25, 53, 85, 109, 265, 425, 545, 901, 1325, 1853, 2725, 4505, 5777, 9265, 22525, 28885, 46325, 98209, 144425, 491045, 2455225]

約数ペア:

[(1, 2455225), (5, 491045), (17, 144425), (25, 98209), (53, 46325), (85, 28885), (109, 22525), (265, 9265), (425, 5777), (545, 4505), (901, 2725), (1325, 1853)]