2051270525

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{859}}^1\times {\mathrm{4153}}^1$

素因数の和:5045

約数の個数: 24

約数和(自身を含む): 2657895360

約数和(自身を除く): 606624835

約数列:

[1, 5, 23, 25, 115, 575, 859, 4153, 4295, 19757, 20765, 21475, 95519, 98785, 103825, 477595, 493925, 2387975, 3567427, 17837135, 82050821, 89185675, 410254105, 2051270525]

約数ペア:

[(1, 2051270525), (5, 410254105), (23, 89185675), (25, 82050821), (115, 17837135), (575, 3567427), (859, 2387975), (4153, 493925), (4295, 477595), (19757, 103825), (20765, 98785), (21475, 95519)]