66006500

素因数分解:

$2^2\times 5^3\times 7^1\times {\mathrm{18859}}^1$

素因数の和:18885

約数の個数: 48

約数和(自身を含む): 164760960

約数和(自身を除く): 98754460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 125, 140, 175, 250, 350, 500, 700, 875, 1750, 3500, 18859, 37718, 75436, 94295, 132013, 188590, 264026, 377180, 471475, 528052, 660065, 942950, 1320130, 1885900, 2357375, 2640260, 3300325, 4714750, 6600650, 9429500, 13201300, 16501625, 33003250, 66006500]

約数ペア:

[(1, 66006500), (2, 33003250), (4, 16501625), (5, 13201300), (7, 9429500), (10, 6600650), (14, 4714750), (20, 3300325), (25, 2640260), (28, 2357375), (35, 1885900), (50, 1320130), (70, 942950), (100, 660065), (125, 528052), (140, 471475), (175, 377180), (250, 264026), (350, 188590), (500, 132013), (700, 94295), (875, 75436), (1750, 37718), (3500, 18859)]