51318835

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{191}}^1$

素因数の和:351

約数の個数: 32

約数和(自身を含む): 68428800

約数和(自身を除く): 17109965

約数列:

[1, 5, 17, 29, 85, 109, 145, 191, 493, 545, 955, 1853, 2465, 3161, 3247, 5539, 9265, 15805, 16235, 20819, 27695, 53737, 94163, 104095, 268685, 353923, 470815, 603751, 1769615, 3018755, 10263767, 51318835]

約数ペア:

[(1, 51318835), (5, 10263767), (17, 3018755), (29, 1769615), (85, 603751), (109, 470815), (145, 353923), (191, 268685), (493, 104095), (545, 94163), (955, 53737), (1853, 27695), (2465, 20819), (3161, 16235), (3247, 15805), (5539, 9265)]