281224225

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{3271}}^1$

素因数の和:3481

約数の個数: 24

約数和(自身を含む): 369212480

約数和(自身を除く): 87988255

約数列:

[1, 5, 19, 25, 95, 181, 475, 905, 3271, 3439, 4525, 16355, 17195, 62149, 81775, 85975, 310745, 592051, 1553725, 2960255, 11248969, 14801275, 56244845, 281224225]

約数ペア:

[(1, 281224225), (5, 56244845), (19, 14801275), (25, 11248969), (95, 2960255), (181, 1553725), (475, 592051), (905, 310745), (3271, 85975), (3439, 81775), (4525, 62149), (16355, 17195)]