77788672

素因数分解:

$2^9\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1$

素因数の和:104

約数の個数: 120

約数和(自身を含む): 179720640

約数和(自身を除く): 101931968

約数列:

[1, 2, 4, 8, 13, 16, 26, 29, 31, 32, 52, 58, 62, 64, 104, 116, 124, 128, 169, 208, 232, 248, 256, 338, 377, 403, 416, 464, 496, 512, 676, 754, 806, 832, 899, 928, 992, 1352, 1508, 1612, 1664, 1798, 1856, 1984, 2704, 3016, 3224, 3328, 3596, 3712, 3968, 4901, 5239, 5408, 6032, 6448, 6656, 7192, 7424, 7936, 9802, 10478, 10816, 11687, 12064, 12896, 14384, 14848, 15872, 19604, 20956, 21632, 23374, 24128, 25792, 28768, 39208, 41912, 43264, 46748, 48256, 51584, 57536, 78416, 83824, 86528, 93496, 96512, 103168, 115072, 151931, 156832, 167648, 186992, 193024, 206336, 230144, 303862, 313664, 335296, 373984, 460288, 607724, 627328, 670592, 747968, 1215448, 1254656, 1341184, 1495936, 2430896, 2509312, 2682368, 2991872, 4861792, 5983744, 9723584, 19447168, 38894336, 77788672]

約数ペア:

[(1, 77788672), (2, 38894336), (4, 19447168), (8, 9723584), (13, 5983744), (16, 4861792), (26, 2991872), (29, 2682368), (31, 2509312), (32, 2430896), (52, 1495936), (58, 1341184), (62, 1254656), (64, 1215448), (104, 747968), (116, 670592), (124, 627328), (128, 607724), (169, 460288), (208, 373984), (232, 335296), (248, 313664), (256, 303862), (338, 230144), (377, 206336), (403, 193024), (416, 186992), (464, 167648), (496, 156832), (512, 151931), (676, 115072), (754, 103168), (806, 96512), (832, 93496), (899, 86528), (928, 83824), (992, 78416), (1352, 57536), (1508, 51584), (1612, 48256), (1664, 46748), (1798, 43264), (1856, 41912), (1984, 39208), (2704, 28768), (3016, 25792), (3224, 24128), (3328, 23374), (3596, 21632), (3712, 20956), (3968, 19604), (4901, 15872), (5239, 14848), (5408, 14384), (6032, 12896), (6448, 12064), (6656, 11687), (7192, 10816), (7424, 10478), (7936, 9802)]