51087870

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{43}}^2\times {\mathrm{307}}^1$

素因数の和:406

約数の個数: 72

約数和(自身を含む): 136432296

約数和(自身を除く): 85344426

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 43, 45, 86, 90, 129, 215, 258, 307, 387, 430, 614, 645, 774, 921, 1290, 1535, 1842, 1849, 1935, 2763, 3070, 3698, 3870, 4605, 5526, 5547, 9210, 9245, 11094, 13201, 13815, 16641, 18490, 26402, 27630, 27735, 33282, 39603, 55470, 66005, 79206, 83205, 118809, 132010, 166410, 198015, 237618, 396030, 567643, 594045, 1135286, 1188090, 1702929, 2838215, 3405858, 5108787, 5676430, 8514645, 10217574, 17029290, 25543935, 51087870]

約数ペア:

[(1, 51087870), (2, 25543935), (3, 17029290), (5, 10217574), (6, 8514645), (9, 5676430), (10, 5108787), (15, 3405858), (18, 2838215), (30, 1702929), (43, 1188090), (45, 1135286), (86, 594045), (90, 567643), (129, 396030), (215, 237618), (258, 198015), (307, 166410), (387, 132010), (430, 118809), (614, 83205), (645, 79206), (774, 66005), (921, 55470), (1290, 39603), (1535, 33282), (1842, 27735), (1849, 27630), (1935, 26402), (2763, 18490), (3070, 16641), (3698, 13815), (3870, 13201), (4605, 11094), (5526, 9245), (5547, 9210)]