66847900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1$

素因数の和:176

約数の個数: 144

約数和(自身を含む): 178113600

約数和(自身を除く): 111265700

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 29, 35, 37, 50, 58, 70, 74, 89, 100, 116, 140, 145, 148, 175, 178, 185, 203, 259, 290, 350, 356, 370, 406, 445, 518, 580, 623, 700, 725, 740, 812, 890, 925, 1015, 1036, 1073, 1246, 1295, 1450, 1780, 1850, 2030, 2146, 2225, 2492, 2581, 2590, 2900, 3115, 3293, 3700, 4060, 4292, 4450, 5075, 5162, 5180, 5365, 6230, 6475, 6586, 7511, 8900, 10150, 10324, 10730, 12460, 12905, 12950, 13172, 15022, 15575, 16465, 18067, 20300, 21460, 23051, 25810, 25900, 26825, 30044, 31150, 32930, 36134, 37555, 46102, 51620, 53650, 62300, 64525, 65860, 72268, 75110, 82325, 90335, 92204, 95497, 107300, 115255, 129050, 150220, 164650, 180670, 187775, 190994, 230510, 258100, 329300, 361340, 375550, 381988, 451675, 461020, 477485, 576275, 668479, 751100, 903350, 954970, 1152550, 1336958, 1806700, 1909940, 2305100, 2387425, 2673916, 3342395, 4774850, 6684790, 9549700, 13369580, 16711975, 33423950, 66847900]

約数ペア:

[(1, 66847900), (2, 33423950), (4, 16711975), (5, 13369580), (7, 9549700), (10, 6684790), (14, 4774850), (20, 3342395), (25, 2673916), (28, 2387425), (29, 2305100), (35, 1909940), (37, 1806700), (50, 1336958), (58, 1152550), (70, 954970), (74, 903350), (89, 751100), (100, 668479), (116, 576275), (140, 477485), (145, 461020), (148, 451675), (175, 381988), (178, 375550), (185, 361340), (203, 329300), (259, 258100), (290, 230510), (350, 190994), (356, 187775), (370, 180670), (406, 164650), (445, 150220), (518, 129050), (580, 115255), (623, 107300), (700, 95497), (725, 92204), (740, 90335), (812, 82325), (890, 75110), (925, 72268), (1015, 65860), (1036, 64525), (1073, 62300), (1246, 53650), (1295, 51620), (1450, 46102), (1780, 37555), (1850, 36134), (2030, 32930), (2146, 31150), (2225, 30044), (2492, 26825), (2581, 25900), (2590, 25810), (2900, 23051), (3115, 21460), (3293, 20300), (3700, 18067), (4060, 16465), (4292, 15575), (4450, 15022), (5075, 13172), (5162, 12950), (5180, 12905), (5365, 12460), (6230, 10730), (6475, 10324), (6586, 10150), (7511, 8900)]