637165568

素因数分解:

$2^{13}\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1$

素因数の和:263

約数の個数: 112

約数和(自身を含む): 1423879296

約数和(自身を除く): 786713728

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 64, 104, 124, 128, 193, 208, 248, 256, 386, 403, 416, 496, 512, 772, 806, 832, 992, 1024, 1544, 1612, 1664, 1984, 2048, 2509, 3088, 3224, 3328, 3968, 4096, 5018, 5983, 6176, 6448, 6656, 7936, 8192, 10036, 11966, 12352, 12896, 13312, 15872, 20072, 23932, 24704, 25792, 26624, 31744, 40144, 47864, 49408, 51584, 53248, 63488, 77779, 80288, 95728, 98816, 103168, 106496, 126976, 155558, 160576, 191456, 197632, 206336, 253952, 311116, 321152, 382912, 395264, 412672, 622232, 642304, 765824, 790528, 825344, 1244464, 1284608, 1531648, 1581056, 1650688, 2488928, 2569216, 3063296, 3301376, 4977856, 5138432, 6126592, 9955712, 10276864, 12253184, 19911424, 20553728, 24506368, 39822848, 49012736, 79645696, 159291392, 318582784, 637165568]

約数ペア:

[(1, 637165568), (2, 318582784), (4, 159291392), (8, 79645696), (13, 49012736), (16, 39822848), (26, 24506368), (31, 20553728), (32, 19911424), (52, 12253184), (62, 10276864), (64, 9955712), (104, 6126592), (124, 5138432), (128, 4977856), (193, 3301376), (208, 3063296), (248, 2569216), (256, 2488928), (386, 1650688), (403, 1581056), (416, 1531648), (496, 1284608), (512, 1244464), (772, 825344), (806, 790528), (832, 765824), (992, 642304), (1024, 622232), (1544, 412672), (1612, 395264), (1664, 382912), (1984, 321152), (2048, 311116), (2509, 253952), (3088, 206336), (3224, 197632), (3328, 191456), (3968, 160576), (4096, 155558), (5018, 126976), (5983, 106496), (6176, 103168), (6448, 98816), (6656, 95728), (7936, 80288), (8192, 77779), (10036, 63488), (11966, 53248), (12352, 51584), (12896, 49408), (13312, 47864), (15872, 40144), (20072, 31744), (23932, 26624), (24704, 25792)]