66978681344

素因数分解:

$2^9\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{248231}}^1$

素因数の和:248297

約数の個数: 80

約数和(自身を含む): 146270209536

約数和(自身を除く): 79291528192

約数列:

[1, 2, 4, 8, 16, 17, 31, 32, 34, 62, 64, 68, 124, 128, 136, 248, 256, 272, 496, 512, 527, 544, 992, 1054, 1088, 1984, 2108, 2176, 3968, 4216, 4352, 7936, 8432, 8704, 15872, 16864, 33728, 67456, 134912, 248231, 269824, 496462, 992924, 1985848, 3971696, 4219927, 7695161, 7943392, 8439854, 15390322, 15886784, 16879708, 30780644, 31773568, 33759416, 61561288, 63547136, 67518832, 123122576, 127094272, 130817737, 135037664, 246245152, 261635474, 270075328, 492490304, 523270948, 540150656, 984980608, 1046541896, 1080301312, 1969961216, 2093083792, 2160602624, 3939922432, 4186167584, 8372335168, 16744670336, 33489340672, 66978681344]

約数ペア:

[(1, 66978681344), (2, 33489340672), (4, 16744670336), (8, 8372335168), (16, 4186167584), (17, 3939922432), (31, 2160602624), (32, 2093083792), (34, 1969961216), (62, 1080301312), (64, 1046541896), (68, 984980608), (124, 540150656), (128, 523270948), (136, 492490304), (248, 270075328), (256, 261635474), (272, 246245152), (496, 135037664), (512, 130817737), (527, 127094272), (544, 123122576), (992, 67518832), (1054, 63547136), (1088, 61561288), (1984, 33759416), (2108, 31773568), (2176, 30780644), (3968, 16879708), (4216, 15886784), (4352, 15390322), (7936, 8439854), (8432, 7943392), (8704, 7695161), (15872, 4219927), (16864, 3971696), (33728, 1985848), (67456, 992924), (134912, 496462), (248231, 269824)]