2008227925

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{15439}}^1$

素因数の和:15514

約数の個数: 36

約数和(自身を含む): 2801001280

約数和(自身を除く): 792773355

約数列:

[1, 5, 11, 25, 43, 55, 121, 215, 275, 473, 605, 1075, 2365, 3025, 5203, 11825, 15439, 26015, 77195, 130075, 169829, 385975, 663877, 849145, 1868119, 3319385, 4245725, 7302647, 9340595, 16596925, 36513235, 46702975, 80329117, 182566175, 401645585, 2008227925]

約数ペア:

[(1, 2008227925), (5, 401645585), (11, 182566175), (25, 80329117), (43, 46702975), (55, 36513235), (121, 16596925), (215, 9340595), (275, 7302647), (473, 4245725), (605, 3319385), (1075, 1868119), (2365, 849145), (3025, 663877), (5203, 385975), (11825, 169829), (15439, 130075), (26015, 77195)]