26739160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1$

素因数の和:173

約数の個数: 128

約数和(自身を含む): 73872000

約数和(自身を除く): 47132840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 37, 40, 56, 58, 70, 74, 89, 116, 140, 145, 148, 178, 185, 203, 232, 259, 280, 290, 296, 356, 370, 406, 445, 518, 580, 623, 712, 740, 812, 890, 1015, 1036, 1073, 1160, 1246, 1295, 1480, 1624, 1780, 2030, 2072, 2146, 2492, 2581, 2590, 3115, 3293, 3560, 4060, 4292, 4984, 5162, 5180, 5365, 6230, 6586, 7511, 8120, 8584, 10324, 10360, 10730, 12460, 12905, 13172, 15022, 16465, 18067, 20648, 21460, 23051, 24920, 25810, 26344, 30044, 32930, 36134, 37555, 42920, 46102, 51620, 60088, 65860, 72268, 75110, 90335, 92204, 95497, 103240, 115255, 131720, 144536, 150220, 180670, 184408, 190994, 230510, 300440, 361340, 381988, 461020, 477485, 668479, 722680, 763976, 922040, 954970, 1336958, 1909940, 2673916, 3342395, 3819880, 5347832, 6684790, 13369580, 26739160]

約数ペア:

[(1, 26739160), (2, 13369580), (4, 6684790), (5, 5347832), (7, 3819880), (8, 3342395), (10, 2673916), (14, 1909940), (20, 1336958), (28, 954970), (29, 922040), (35, 763976), (37, 722680), (40, 668479), (56, 477485), (58, 461020), (70, 381988), (74, 361340), (89, 300440), (116, 230510), (140, 190994), (145, 184408), (148, 180670), (178, 150220), (185, 144536), (203, 131720), (232, 115255), (259, 103240), (280, 95497), (290, 92204), (296, 90335), (356, 75110), (370, 72268), (406, 65860), (445, 60088), (518, 51620), (580, 46102), (623, 42920), (712, 37555), (740, 36134), (812, 32930), (890, 30044), (1015, 26344), (1036, 25810), (1073, 24920), (1160, 23051), (1246, 21460), (1295, 20648), (1480, 18067), (1624, 16465), (1780, 15022), (2030, 13172), (2072, 12905), (2146, 12460), (2492, 10730), (2581, 10360), (2590, 10324), (3115, 8584), (3293, 8120), (3560, 7511), (4060, 6586), (4292, 6230), (4984, 5365), (5162, 5180)]