133581760

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{197}}^1$

素因数の和:390

約数の個数: 112

約数和(自身を含む): 346411296

約数和(自身を除く): 212829536

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 163, 197, 208, 260, 320, 326, 394, 416, 520, 652, 788, 815, 832, 985, 1040, 1304, 1576, 1630, 1970, 2080, 2119, 2561, 2608, 3152, 3260, 3940, 4160, 4238, 5122, 5216, 6304, 6520, 7880, 8476, 10244, 10432, 10595, 12608, 12805, 13040, 15760, 16952, 20488, 21190, 25610, 26080, 31520, 32111, 33904, 40976, 42380, 51220, 52160, 63040, 64222, 67808, 81952, 84760, 102440, 128444, 135616, 160555, 163904, 169520, 204880, 256888, 321110, 339040, 409760, 417443, 513776, 642220, 678080, 819520, 834886, 1027552, 1284440, 1669772, 2055104, 2087215, 2568880, 3339544, 4174430, 5137760, 6679088, 8348860, 10275520, 13358176, 16697720, 26716352, 33395440, 66790880, 133581760]

約数ペア:

[(1, 133581760), (2, 66790880), (4, 33395440), (5, 26716352), (8, 16697720), (10, 13358176), (13, 10275520), (16, 8348860), (20, 6679088), (26, 5137760), (32, 4174430), (40, 3339544), (52, 2568880), (64, 2087215), (65, 2055104), (80, 1669772), (104, 1284440), (130, 1027552), (160, 834886), (163, 819520), (197, 678080), (208, 642220), (260, 513776), (320, 417443), (326, 409760), (394, 339040), (416, 321110), (520, 256888), (652, 204880), (788, 169520), (815, 163904), (832, 160555), (985, 135616), (1040, 128444), (1304, 102440), (1576, 84760), (1630, 81952), (1970, 67808), (2080, 64222), (2119, 63040), (2561, 52160), (2608, 51220), (3152, 42380), (3260, 40976), (3940, 33904), (4160, 32111), (4238, 31520), (5122, 26080), (5216, 25610), (6304, 21190), (6520, 20488), (7880, 16952), (8476, 15760), (10244, 13040), (10432, 12805), (10595, 12608)]