80606080

素因数分解:

$2^7\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1$

素因数の和:192

約数の個数: 128

約数和(自身を含む): 205999200

約数和(自身を除く): 125393120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 43, 58, 64, 80, 86, 101, 116, 128, 145, 160, 172, 202, 215, 232, 290, 320, 344, 404, 430, 464, 505, 580, 640, 688, 808, 860, 928, 1010, 1160, 1247, 1376, 1616, 1720, 1856, 2020, 2320, 2494, 2752, 2929, 3232, 3440, 3712, 4040, 4343, 4640, 4988, 5504, 5858, 6235, 6464, 6880, 8080, 8686, 9280, 9976, 11716, 12470, 12928, 13760, 14645, 16160, 17372, 18560, 19952, 21715, 23432, 24940, 27520, 29290, 32320, 34744, 39904, 43430, 46864, 49880, 58580, 64640, 69488, 79808, 86860, 93728, 99760, 117160, 125947, 138976, 159616, 173720, 187456, 199520, 234320, 251894, 277952, 347440, 374912, 399040, 468640, 503788, 555904, 629735, 694880, 798080, 937280, 1007576, 1259470, 1389760, 1874560, 2015152, 2518940, 2779520, 4030304, 5037880, 8060608, 10075760, 16121216, 20151520, 40303040, 80606080]

約数ペア:

[(1, 80606080), (2, 40303040), (4, 20151520), (5, 16121216), (8, 10075760), (10, 8060608), (16, 5037880), (20, 4030304), (29, 2779520), (32, 2518940), (40, 2015152), (43, 1874560), (58, 1389760), (64, 1259470), (80, 1007576), (86, 937280), (101, 798080), (116, 694880), (128, 629735), (145, 555904), (160, 503788), (172, 468640), (202, 399040), (215, 374912), (232, 347440), (290, 277952), (320, 251894), (344, 234320), (404, 199520), (430, 187456), (464, 173720), (505, 159616), (580, 138976), (640, 125947), (688, 117160), (808, 99760), (860, 93728), (928, 86860), (1010, 79808), (1160, 69488), (1247, 64640), (1376, 58580), (1616, 49880), (1720, 46864), (1856, 43430), (2020, 39904), (2320, 34744), (2494, 32320), (2752, 29290), (2929, 27520), (3232, 24940), (3440, 23432), (3712, 21715), (4040, 19952), (4343, 18560), (4640, 17372), (4988, 16160), (5504, 14645), (5858, 13760), (6235, 12928), (6464, 12470), (6880, 11716), (8080, 9976), (8686, 9280)]