207546025

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{2441}}^1$

素因数の和:2649

約数の個数: 24

約数和(自身を含む): 272527200

約数和(自身を除く): 64981175

約数列:

[1, 5, 19, 25, 95, 179, 475, 895, 2441, 3401, 4475, 12205, 17005, 46379, 61025, 85025, 231895, 436939, 1159475, 2184695, 8301841, 10923475, 41509205, 207546025]

約数ペア:

[(1, 207546025), (5, 41509205), (19, 10923475), (25, 8301841), (95, 2184695), (179, 1159475), (475, 436939), (895, 231895), (2441, 85025), (3401, 61025), (4475, 46379), (12205, 17005)]