42213725

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{491}}^1$

素因数の和:701

約数の個数: 24

約数和(自身を含む): 55517280

約数和(自身を除く): 13303555

約数列:

[1, 5, 19, 25, 95, 181, 475, 491, 905, 2455, 3439, 4525, 9329, 12275, 17195, 46645, 85975, 88871, 233225, 444355, 1688549, 2221775, 8442745, 42213725]

約数ペア:

[(1, 42213725), (5, 8442745), (19, 2221775), (25, 1688549), (95, 444355), (181, 233225), (475, 88871), (491, 85975), (905, 46645), (2455, 17195), (3439, 12275), (4525, 9329)]