1225765520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{197}}^1\times {\mathrm{271}}^1$

素因数の和:529

約数の個数: 160

約数和(自身を含む): 3365784576

約数和(自身を除く): 2140019056

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 41, 56, 70, 80, 82, 112, 140, 164, 197, 205, 271, 280, 287, 328, 394, 410, 542, 560, 574, 656, 788, 820, 985, 1084, 1148, 1355, 1379, 1435, 1576, 1640, 1897, 1970, 2168, 2296, 2710, 2758, 2870, 3152, 3280, 3794, 3940, 4336, 4592, 5420, 5516, 5740, 6895, 7588, 7880, 8077, 9485, 10840, 11032, 11111, 11480, 13790, 15176, 15760, 16154, 18970, 21680, 22064, 22222, 22960, 27580, 30352, 32308, 37940, 40385, 44444, 53387, 55160, 55555, 56539, 64616, 75880, 77777, 80770, 88888, 106774, 110320, 111110, 113078, 129232, 151760, 155554, 161540, 177776, 213548, 222220, 226156, 266935, 282695, 311108, 323080, 373709, 388885, 427096, 444440, 452312, 533870, 565390, 622216, 646160, 747418, 777770, 854192, 888880, 904624, 1067740, 1130780, 1244432, 1494836, 1555540, 1868545, 2135480, 2188867, 2261560, 2989672, 3111080, 3737090, 4270960, 4377734, 4523120, 5979344, 6222160, 7474180, 8755468, 10944335, 14948360, 15322069, 17510936, 21888670, 29896720, 30644138, 35021872, 43777340, 61288276, 76610345, 87554680, 122576552, 153220690, 175109360, 245153104, 306441380, 612882760, 1225765520]

約数ペア:

[(1, 1225765520), (2, 612882760), (4, 306441380), (5, 245153104), (7, 175109360), (8, 153220690), (10, 122576552), (14, 87554680), (16, 76610345), (20, 61288276), (28, 43777340), (35, 35021872), (40, 30644138), (41, 29896720), (56, 21888670), (70, 17510936), (80, 15322069), (82, 14948360), (112, 10944335), (140, 8755468), (164, 7474180), (197, 6222160), (205, 5979344), (271, 4523120), (280, 4377734), (287, 4270960), (328, 3737090), (394, 3111080), (410, 2989672), (542, 2261560), (560, 2188867), (574, 2135480), (656, 1868545), (788, 1555540), (820, 1494836), (985, 1244432), (1084, 1130780), (1148, 1067740), (1355, 904624), (1379, 888880), (1435, 854192), (1576, 777770), (1640, 747418), (1897, 646160), (1970, 622216), (2168, 565390), (2296, 533870), (2710, 452312), (2758, 444440), (2870, 427096), (3152, 388885), (3280, 373709), (3794, 323080), (3940, 311108), (4336, 282695), (4592, 266935), (5420, 226156), (5516, 222220), (5740, 213548), (6895, 177776), (7588, 161540), (7880, 155554), (8077, 151760), (9485, 129232), (10840, 113078), (11032, 111110), (11111, 110320), (11480, 106774), (13790, 88888), (15176, 80770), (15760, 77777), (16154, 75880), (18970, 64616), (21680, 56539), (22064, 55555), (22222, 55160), (22960, 53387), (27580, 44444), (30352, 40385), (32308, 37940)]