2013289025

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{1913}}^1$

素因数の和:2066

約数の個数: 48

約数和(自身を含む): 2819551680

約数和(自身を除く): 806262655

約数列:

[1, 5, 11, 25, 43, 55, 89, 215, 275, 445, 473, 979, 1075, 1913, 2225, 2365, 3827, 4895, 9565, 11825, 19135, 21043, 24475, 42097, 47825, 82259, 95675, 105215, 170257, 210485, 411295, 526075, 851285, 904849, 1052425, 1872827, 2056475, 4256425, 4524245, 7321051, 9364135, 22621225, 36605255, 46820675, 80531561, 183026275, 402657805, 2013289025]

約数ペア:

[(1, 2013289025), (5, 402657805), (11, 183026275), (25, 80531561), (43, 46820675), (55, 36605255), (89, 22621225), (215, 9364135), (275, 7321051), (445, 4524245), (473, 4256425), (979, 2056475), (1075, 1872827), (1913, 1052425), (2225, 904849), (2365, 851285), (3827, 526075), (4895, 411295), (9565, 210485), (11825, 170257), (19135, 105215), (21043, 95675), (24475, 82259), (42097, 47825)]