203206525

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{647}}^1\times {\mathrm{739}}^1$

素因数の和:1413

約数の個数: 24

約数和(自身を含む): 267572160

約数和(自身を除く): 64365635

約数列:

[1, 5, 17, 25, 85, 425, 647, 739, 3235, 3695, 10999, 12563, 16175, 18475, 54995, 62815, 274975, 314075, 478133, 2390665, 8128261, 11953325, 40641305, 203206525]

約数ペア:

[(1, 203206525), (5, 40641305), (17, 11953325), (25, 8128261), (85, 2390665), (425, 478133), (647, 314075), (739, 274975), (3235, 62815), (3695, 54995), (10999, 18475), (12563, 16175)]