2012504065

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^2$

素因数の和:239

約数の個数: 72

約数和(自身を含む): 2965964904

約数和(自身を除く): 953460839

約数列:

[1, 5, 11, 13, 41, 55, 65, 79, 121, 143, 205, 395, 451, 533, 605, 715, 869, 1027, 1573, 2255, 2665, 3239, 4345, 4961, 5135, 5863, 6241, 7865, 9559, 11297, 16195, 24805, 29315, 31205, 35629, 42107, 47795, 56485, 64493, 68651, 81133, 124267, 178145, 210535, 255881, 322465, 343255, 391919, 405665, 463177, 621335, 755161, 892463, 1279405, 1959595, 2315885, 2814691, 3326453, 3775805, 4462315, 5094947, 9817093, 14073455, 16632265, 25474735, 30961601, 36590983, 49085465, 154808005, 182954915, 402500813, 2012504065]

約数ペア:

[(1, 2012504065), (5, 402500813), (11, 182954915), (13, 154808005), (41, 49085465), (55, 36590983), (65, 30961601), (79, 25474735), (121, 16632265), (143, 14073455), (205, 9817093), (395, 5094947), (451, 4462315), (533, 3775805), (605, 3326453), (715, 2814691), (869, 2315885), (1027, 1959595), (1573, 1279405), (2255, 892463), (2665, 755161), (3239, 621335), (4345, 463177), (4961, 405665), (5135, 391919), (5863, 343255), (6241, 322465), (7865, 255881), (9559, 210535), (11297, 178145), (16195, 124267), (24805, 81133), (29315, 68651), (31205, 64493), (35629, 56485), (42107, 47795)]