64021520

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{17027}}^1$

素因数の和:17087

約数の個数: 40

約数和(自身を含む): 152025984

約数和(自身を除く): 88004464

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 188, 235, 376, 470, 752, 940, 1880, 3760, 17027, 34054, 68108, 85135, 136216, 170270, 272432, 340540, 681080, 800269, 1362160, 1600538, 3201076, 4001345, 6402152, 8002690, 12804304, 16005380, 32010760, 64021520]

約数ペア:

[(1, 64021520), (2, 32010760), (4, 16005380), (5, 12804304), (8, 8002690), (10, 6402152), (16, 4001345), (20, 3201076), (40, 1600538), (47, 1362160), (80, 800269), (94, 681080), (188, 340540), (235, 272432), (376, 170270), (470, 136216), (752, 85135), (940, 68108), (1880, 34054), (3760, 17027)]