68266016

素因数分解:

$2^5\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1$

素因数の和:251

約数の個数: 144

約数和(自身を含む): 179176536

約数和(自身を除く): 110910520

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 17, 26, 28, 32, 34, 49, 52, 56, 68, 91, 98, 104, 112, 119, 136, 182, 196, 197, 208, 221, 224, 238, 272, 364, 392, 394, 416, 442, 476, 544, 637, 728, 784, 788, 833, 884, 952, 1274, 1379, 1456, 1547, 1568, 1576, 1666, 1768, 1904, 2548, 2561, 2758, 2912, 3094, 3152, 3332, 3349, 3536, 3808, 5096, 5122, 5516, 6188, 6304, 6664, 6698, 7072, 9653, 10192, 10244, 10829, 11032, 12376, 13328, 13396, 17927, 19306, 20384, 20488, 21658, 22064, 23443, 24752, 26656, 26792, 35854, 38612, 40976, 43316, 43537, 44128, 46886, 49504, 53584, 71708, 77224, 81952, 86632, 87074, 93772, 107168, 125489, 143416, 154448, 164101, 173264, 174148, 187544, 250978, 286832, 304759, 308896, 328202, 346528, 348296, 375088, 501956, 573664, 609518, 656404, 696592, 750176, 1003912, 1219036, 1312808, 1393184, 2007824, 2133313, 2438072, 2625616, 4015648, 4266626, 4876144, 5251232, 8533252, 9752288, 17066504, 34133008, 68266016]

約数ペア:

[(1, 68266016), (2, 34133008), (4, 17066504), (7, 9752288), (8, 8533252), (13, 5251232), (14, 4876144), (16, 4266626), (17, 4015648), (26, 2625616), (28, 2438072), (32, 2133313), (34, 2007824), (49, 1393184), (52, 1312808), (56, 1219036), (68, 1003912), (91, 750176), (98, 696592), (104, 656404), (112, 609518), (119, 573664), (136, 501956), (182, 375088), (196, 348296), (197, 346528), (208, 328202), (221, 308896), (224, 304759), (238, 286832), (272, 250978), (364, 187544), (392, 174148), (394, 173264), (416, 164101), (442, 154448), (476, 143416), (544, 125489), (637, 107168), (728, 93772), (784, 87074), (788, 86632), (833, 81952), (884, 77224), (952, 71708), (1274, 53584), (1379, 49504), (1456, 46886), (1547, 44128), (1568, 43537), (1576, 43316), (1666, 40976), (1768, 38612), (1904, 35854), (2548, 26792), (2561, 26656), (2758, 24752), (2912, 23443), (3094, 22064), (3152, 21658), (3332, 20488), (3349, 20384), (3536, 19306), (3808, 17927), (5096, 13396), (5122, 13328), (5516, 12376), (6188, 11032), (6304, 10829), (6664, 10244), (6698, 10192), (7072, 9653)]