25839121984

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{1901}}^1$

素因数の和:2005

約数の個数: 168

約数和(自身を含む): 60445506744

約数和(自身を除く): 34606384760

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 31, 32, 34, 52, 62, 64, 68, 104, 124, 136, 208, 221, 248, 272, 403, 416, 442, 496, 527, 544, 806, 832, 884, 961, 992, 1054, 1088, 1612, 1768, 1901, 1922, 1984, 2108, 3224, 3536, 3802, 3844, 4216, 6448, 6851, 7072, 7604, 7688, 8432, 12493, 12896, 13702, 14144, 15208, 15376, 16337, 16864, 24713, 24986, 25792, 27404, 30416, 30752, 32317, 32674, 33728, 49426, 49972, 54808, 58931, 60832, 61504, 64634, 65348, 98852, 99944, 109616, 117862, 121664, 129268, 130696, 197704, 199888, 212381, 219232, 235724, 258536, 261392, 395408, 399776, 420121, 424762, 438464, 471448, 517072, 522784, 766103, 790816, 799552, 840242, 849524, 942896, 1001827, 1034144, 1045568, 1532206, 1581632, 1680484, 1699048, 1826861, 1885792, 2003654, 2068288, 3064412, 3360968, 3398096, 3653722, 3771584, 4007308, 6128824, 6721936, 6796192, 7307444, 8014616, 12257648, 13023751, 13443872, 13592384, 14614888, 16029232, 23749193, 24515296, 26047502, 26887744, 29229776, 31056637, 32058464, 47498386, 49030592, 52095004, 58459552, 62113274, 64116928, 94996772, 104190008, 116919104, 124226548, 189993544, 208380016, 248453096, 379987088, 403736281, 416760032, 496906192, 759974176, 807472562, 833520064, 993812384, 1519948352, 1614945124, 1987624768, 3229890248, 6459780496, 12919560992, 25839121984]

約数ペア:

[(1, 25839121984), (2, 12919560992), (4, 6459780496), (8, 3229890248), (13, 1987624768), (16, 1614945124), (17, 1519948352), (26, 993812384), (31, 833520064), (32, 807472562), (34, 759974176), (52, 496906192), (62, 416760032), (64, 403736281), (68, 379987088), (104, 248453096), (124, 208380016), (136, 189993544), (208, 124226548), (221, 116919104), (248, 104190008), (272, 94996772), (403, 64116928), (416, 62113274), (442, 58459552), (496, 52095004), (527, 49030592), (544, 47498386), (806, 32058464), (832, 31056637), (884, 29229776), (961, 26887744), (992, 26047502), (1054, 24515296), (1088, 23749193), (1612, 16029232), (1768, 14614888), (1901, 13592384), (1922, 13443872), (1984, 13023751), (2108, 12257648), (3224, 8014616), (3536, 7307444), (3802, 6796192), (3844, 6721936), (4216, 6128824), (6448, 4007308), (6851, 3771584), (7072, 3653722), (7604, 3398096), (7688, 3360968), (8432, 3064412), (12493, 2068288), (12896, 2003654), (13702, 1885792), (14144, 1826861), (15208, 1699048), (15376, 1680484), (16337, 1581632), (16864, 1532206), (24713, 1045568), (24986, 1034144), (25792, 1001827), (27404, 942896), (30416, 849524), (30752, 840242), (32317, 799552), (32674, 790816), (33728, 766103), (49426, 522784), (49972, 517072), (54808, 471448), (58931, 438464), (60832, 424762), (61504, 420121), (64634, 399776), (65348, 395408), (98852, 261392), (99944, 258536), (109616, 235724), (117862, 219232), (121664, 212381), (129268, 199888), (130696, 197704)]