78866944

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{41}}^1$

素因数の和:106

約数の個数: 120

約数和(自身を含む): 184667868

約数和(自身を除く): 105800924

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 41, 52, 64, 68, 82, 104, 128, 136, 164, 208, 221, 256, 272, 289, 328, 416, 442, 512, 533, 544, 578, 656, 697, 832, 884, 1066, 1088, 1156, 1312, 1394, 1664, 1768, 2132, 2176, 2312, 2624, 2788, 3328, 3536, 3757, 4264, 4352, 4624, 5248, 5576, 6656, 7072, 7514, 8528, 8704, 9061, 9248, 10496, 11152, 11849, 14144, 15028, 17056, 18122, 18496, 20992, 22304, 23698, 28288, 30056, 34112, 36244, 36992, 44608, 47396, 56576, 60112, 68224, 72488, 73984, 89216, 94792, 113152, 120224, 136448, 144976, 147968, 154037, 178432, 189584, 240448, 272896, 289952, 308074, 356864, 379168, 480896, 579904, 616148, 758336, 961792, 1159808, 1232296, 1516672, 1923584, 2319616, 2464592, 3033344, 4639232, 4929184, 6066688, 9858368, 19716736, 39433472, 78866944]

約数ペア:

[(1, 78866944), (2, 39433472), (4, 19716736), (8, 9858368), (13, 6066688), (16, 4929184), (17, 4639232), (26, 3033344), (32, 2464592), (34, 2319616), (41, 1923584), (52, 1516672), (64, 1232296), (68, 1159808), (82, 961792), (104, 758336), (128, 616148), (136, 579904), (164, 480896), (208, 379168), (221, 356864), (256, 308074), (272, 289952), (289, 272896), (328, 240448), (416, 189584), (442, 178432), (512, 154037), (533, 147968), (544, 144976), (578, 136448), (656, 120224), (697, 113152), (832, 94792), (884, 89216), (1066, 73984), (1088, 72488), (1156, 68224), (1312, 60112), (1394, 56576), (1664, 47396), (1768, 44608), (2132, 36992), (2176, 36244), (2312, 34112), (2624, 30056), (2788, 28288), (3328, 23698), (3536, 22304), (3757, 20992), (4264, 18496), (4352, 18122), (4624, 17056), (5248, 15028), (5576, 14144), (6656, 11849), (7072, 11152), (7514, 10496), (8528, 9248), (8704, 9061)]