56457856

素因数分解:

$2^7\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1$

素因数の和:202

約数の個数: 128

約数和(自身を含む): 143256960

約数和(自身を除く): 86799104

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 37, 52, 56, 64, 74, 91, 104, 112, 128, 131, 148, 182, 208, 224, 259, 262, 296, 364, 416, 448, 481, 518, 524, 592, 728, 832, 896, 917, 962, 1036, 1048, 1184, 1456, 1664, 1703, 1834, 1924, 2072, 2096, 2368, 2912, 3367, 3406, 3668, 3848, 4144, 4192, 4736, 4847, 5824, 6734, 6812, 7336, 7696, 8288, 8384, 9694, 11648, 11921, 13468, 13624, 14672, 15392, 16576, 16768, 19388, 23842, 26936, 27248, 29344, 30784, 33152, 33929, 38776, 47684, 53872, 54496, 58688, 61568, 63011, 67858, 77552, 95368, 107744, 108992, 117376, 126022, 135716, 155104, 190736, 215488, 217984, 252044, 271432, 310208, 381472, 430976, 441077, 504088, 542864, 620416, 762944, 882154, 1008176, 1085728, 1525888, 1764308, 2016352, 2171456, 3528616, 4032704, 4342912, 7057232, 8065408, 14114464, 28228928, 56457856]

約数ペア:

[(1, 56457856), (2, 28228928), (4, 14114464), (7, 8065408), (8, 7057232), (13, 4342912), (14, 4032704), (16, 3528616), (26, 2171456), (28, 2016352), (32, 1764308), (37, 1525888), (52, 1085728), (56, 1008176), (64, 882154), (74, 762944), (91, 620416), (104, 542864), (112, 504088), (128, 441077), (131, 430976), (148, 381472), (182, 310208), (208, 271432), (224, 252044), (259, 217984), (262, 215488), (296, 190736), (364, 155104), (416, 135716), (448, 126022), (481, 117376), (518, 108992), (524, 107744), (592, 95368), (728, 77552), (832, 67858), (896, 63011), (917, 61568), (962, 58688), (1036, 54496), (1048, 53872), (1184, 47684), (1456, 38776), (1664, 33929), (1703, 33152), (1834, 30784), (1924, 29344), (2072, 27248), (2096, 26936), (2368, 23842), (2912, 19388), (3367, 16768), (3406, 16576), (3668, 15392), (3848, 14672), (4144, 13624), (4192, 13468), (4736, 11921), (4847, 11648), (5824, 9694), (6734, 8384), (6812, 8288), (7336, 7696)]