51328140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{787}}^1\times {\mathrm{1087}}^1$

素因数の和:1886

約数の個数: 48

約数和(自身を含む): 144033792

約数和(自身を除く): 92705652

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 787, 1087, 1574, 2174, 2361, 3148, 3261, 3935, 4348, 4722, 5435, 6522, 7870, 9444, 10870, 11805, 13044, 15740, 16305, 21740, 23610, 32610, 47220, 65220, 855469, 1710938, 2566407, 3421876, 4277345, 5132814, 8554690, 10265628, 12832035, 17109380, 25664070, 51328140]

約数ペア:

[(1, 51328140), (2, 25664070), (3, 17109380), (4, 12832035), (5, 10265628), (6, 8554690), (10, 5132814), (12, 4277345), (15, 3421876), (20, 2566407), (30, 1710938), (60, 855469), (787, 65220), (1087, 47220), (1574, 32610), (2174, 23610), (2361, 21740), (3148, 16305), (3261, 15740), (3935, 13044), (4348, 11805), (4722, 10870), (5435, 9444), (6522, 7870)]