68287232

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{71}}^1$

素因数の和:134

約数の個数: 108

約数和(自身を含む): 158132016

約数和(自身を除く): 89844784

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 64, 68, 71, 104, 128, 136, 142, 208, 221, 256, 272, 284, 289, 416, 442, 544, 568, 578, 832, 884, 923, 1088, 1136, 1156, 1207, 1664, 1768, 1846, 2176, 2272, 2312, 2414, 3328, 3536, 3692, 3757, 4352, 4544, 4624, 4828, 7072, 7384, 7514, 9088, 9248, 9656, 14144, 14768, 15028, 15691, 18176, 18496, 19312, 20519, 28288, 29536, 30056, 31382, 36992, 38624, 41038, 56576, 59072, 60112, 62764, 73984, 77248, 82076, 118144, 120224, 125528, 154496, 164152, 236288, 240448, 251056, 266747, 308992, 328304, 480896, 502112, 533494, 656608, 961792, 1004224, 1066988, 1313216, 2008448, 2133976, 2626432, 4016896, 4267952, 5252864, 8535904, 17071808, 34143616, 68287232]

約数ペア:

[(1, 68287232), (2, 34143616), (4, 17071808), (8, 8535904), (13, 5252864), (16, 4267952), (17, 4016896), (26, 2626432), (32, 2133976), (34, 2008448), (52, 1313216), (64, 1066988), (68, 1004224), (71, 961792), (104, 656608), (128, 533494), (136, 502112), (142, 480896), (208, 328304), (221, 308992), (256, 266747), (272, 251056), (284, 240448), (289, 236288), (416, 164152), (442, 154496), (544, 125528), (568, 120224), (578, 118144), (832, 82076), (884, 77248), (923, 73984), (1088, 62764), (1136, 60112), (1156, 59072), (1207, 56576), (1664, 41038), (1768, 38624), (1846, 36992), (2176, 31382), (2272, 30056), (2312, 29536), (2414, 28288), (3328, 20519), (3536, 19312), (3692, 18496), (3757, 18176), (4352, 15691), (4544, 15028), (4624, 14768), (4828, 14144), (7072, 9656), (7384, 9248), (7514, 9088)]