51066320

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{15569}}^1$

素因数の和:15623

約数の個数: 40

約数和(自身を含む): 121632840

約数和(自身を除く): 70566520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 15569, 31138, 62276, 77845, 124552, 155690, 249104, 311380, 622760, 638329, 1245520, 1276658, 2553316, 3191645, 5106632, 6383290, 10213264, 12766580, 25533160, 51066320]

約数ペア:

[(1, 51066320), (2, 25533160), (4, 12766580), (5, 10213264), (8, 6383290), (10, 5106632), (16, 3191645), (20, 2553316), (40, 1276658), (41, 1245520), (80, 638329), (82, 622760), (164, 311380), (205, 249104), (328, 155690), (410, 124552), (656, 77845), (820, 62276), (1640, 31138), (3280, 15569)]