9661025

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^2$

素因数の和:126

約数の個数: 36

約数和(自身を含む): 14083920

約数和(自身を除く): 4422895

約数列:

[1, 5, 11, 19, 25, 43, 55, 95, 209, 215, 275, 473, 475, 817, 1045, 1075, 1849, 2365, 4085, 5225, 8987, 9245, 11825, 20339, 20425, 35131, 44935, 46225, 101695, 175655, 224675, 386441, 508475, 878275, 1932205, 9661025]

約数ペア:

[(1, 9661025), (5, 1932205), (11, 878275), (19, 508475), (25, 386441), (43, 224675), (55, 175655), (95, 101695), (209, 46225), (215, 44935), (275, 35131), (473, 20425), (475, 20339), (817, 11825), (1045, 9245), (1075, 8987), (1849, 5225), (2365, 4085)]