80894610

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{20903}}^1$

素因数の和:20959

約数の個数: 48

約数和(自身を含む): 215227584

約数和(自身を除く): 134332974

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 43, 45, 86, 90, 129, 215, 258, 387, 430, 645, 774, 1290, 1935, 3870, 20903, 41806, 62709, 104515, 125418, 188127, 209030, 313545, 376254, 627090, 898829, 940635, 1797658, 1881270, 2696487, 4494145, 5392974, 8089461, 8988290, 13482435, 16178922, 26964870, 40447305, 80894610]

約数ペア:

[(1, 80894610), (2, 40447305), (3, 26964870), (5, 16178922), (6, 13482435), (9, 8988290), (10, 8089461), (15, 5392974), (18, 4494145), (30, 2696487), (43, 1881270), (45, 1797658), (86, 940635), (90, 898829), (129, 627090), (215, 376254), (258, 313545), (387, 209030), (430, 188127), (645, 125418), (774, 104515), (1290, 62709), (1935, 41806), (3870, 20903)]