208036225

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{25763}}^1$

素因数の和:25809

約数の個数: 24

約数和(自身を含む): 287526240

約数和(自身を除く): 79490015

約数列:

[1, 5, 17, 19, 25, 85, 95, 323, 425, 475, 1615, 8075, 25763, 128815, 437971, 489497, 644075, 2189855, 2447485, 8321449, 10949275, 12237425, 41607245, 208036225]

約数ペア:

[(1, 208036225), (5, 41607245), (17, 12237425), (19, 10949275), (25, 8321449), (85, 2447485), (95, 2189855), (323, 644075), (425, 489497), (475, 437971), (1615, 128815), (8075, 25763)]