2012109825

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{34351}}^1$

素因数の和:34446

約数の個数: 48

約数和(自身を含む): 3680335872

約数和(自身を除く): 1668226047

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 71, 75, 165, 213, 275, 355, 781, 825, 1065, 1775, 2343, 3905, 5325, 11715, 19525, 34351, 58575, 103053, 171755, 377861, 515265, 858775, 1133583, 1889305, 2438921, 2576325, 5667915, 7316763, 9446525, 12194605, 26828131, 28339575, 36583815, 60973025, 80484393, 134140655, 182919075, 402421965, 670703275, 2012109825]

約数ペア:

[(1, 2012109825), (3, 670703275), (5, 402421965), (11, 182919075), (15, 134140655), (25, 80484393), (33, 60973025), (55, 36583815), (71, 28339575), (75, 26828131), (165, 12194605), (213, 9446525), (275, 7316763), (355, 5667915), (781, 2576325), (825, 2438921), (1065, 1889305), (1775, 1133583), (2343, 858775), (3905, 515265), (5325, 377861), (11715, 171755), (19525, 103053), (34351, 58575)]