51784760

素因数分解:

$2^3\times 5^1\times {\mathrm{307}}^1\times {\mathrm{4217}}^1$

素因数の和:4535

約数の個数: 32

約数和(自身を含む): 116922960

約数和(自身を除く): 65138200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 307, 614, 1228, 1535, 2456, 3070, 4217, 6140, 8434, 12280, 16868, 21085, 33736, 42170, 84340, 168680, 1294619, 2589238, 5178476, 6473095, 10356952, 12946190, 25892380, 51784760]

約数ペア:

[(1, 51784760), (2, 25892380), (4, 12946190), (5, 10356952), (8, 6473095), (10, 5178476), (20, 2589238), (40, 1294619), (307, 168680), (614, 84340), (1228, 42170), (1535, 33736), (2456, 21085), (3070, 16868), (4217, 12280), (6140, 8434)]