208536552016

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{521}}^1\times {\mathrm{541}}^1\times {\mathrm{3557}}^1$

素因数の和:4640

約数の個数: 80

約数和(自身を含む): 436883318928

約数和(自身を除く): 228346766912

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 521, 541, 1042, 1082, 2084, 2164, 3557, 4168, 4328, 6773, 7033, 7114, 8336, 8656, 13546, 14066, 14228, 27092, 28132, 28456, 46241, 54184, 56264, 56912, 92482, 108368, 112528, 184964, 281861, 369928, 563722, 739856, 1127444, 1853197, 1924337, 2254888, 3664193, 3706394, 3848674, 4509776, 7328386, 7412788, 7697348, 14656772, 14825576, 15394696, 24091561, 25016381, 29313544, 29651152, 30789392, 48183122, 50032762, 58627088, 96366244, 100065524, 192732488, 200131048, 385464976, 400262096, 1002579577, 2005159154, 4010318308, 8020636616, 13033534501, 16041273232, 26067069002, 52134138004, 104268276008, 208536552016]

約数ペア:

[(1, 208536552016), (2, 104268276008), (4, 52134138004), (8, 26067069002), (13, 16041273232), (16, 13033534501), (26, 8020636616), (52, 4010318308), (104, 2005159154), (208, 1002579577), (521, 400262096), (541, 385464976), (1042, 200131048), (1082, 192732488), (2084, 100065524), (2164, 96366244), (3557, 58627088), (4168, 50032762), (4328, 48183122), (6773, 30789392), (7033, 29651152), (7114, 29313544), (8336, 25016381), (8656, 24091561), (13546, 15394696), (14066, 14825576), (14228, 14656772), (27092, 7697348), (28132, 7412788), (28456, 7328386), (46241, 4509776), (54184, 3848674), (56264, 3706394), (56912, 3664193), (92482, 2254888), (108368, 1924337), (112528, 1853197), (184964, 1127444), (281861, 739856), (369928, 563722)]