81881792

素因数分解:

$2^6\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{233}}^1$

素因数の和:298

約数の個数: 84

約数和(自身を含む): 182468520

約数和(自身を除く): 100586728

約数列:

[1, 2, 4, 8, 16, 17, 19, 32, 34, 38, 64, 68, 76, 136, 152, 233, 272, 289, 304, 323, 466, 544, 578, 608, 646, 932, 1088, 1156, 1216, 1292, 1864, 2312, 2584, 3728, 3961, 4427, 4624, 5168, 5491, 7456, 7922, 8854, 9248, 10336, 10982, 14912, 15844, 17708, 18496, 20672, 21964, 31688, 35416, 43928, 63376, 67337, 70832, 75259, 87856, 126752, 134674, 141664, 150518, 175712, 253504, 269348, 283328, 301036, 351424, 538696, 602072, 1077392, 1204144, 1279403, 2154784, 2408288, 2558806, 4309568, 4816576, 5117612, 10235224, 20470448, 40940896, 81881792]

約数ペア:

[(1, 81881792), (2, 40940896), (4, 20470448), (8, 10235224), (16, 5117612), (17, 4816576), (19, 4309568), (32, 2558806), (34, 2408288), (38, 2154784), (64, 1279403), (68, 1204144), (76, 1077392), (136, 602072), (152, 538696), (233, 351424), (272, 301036), (289, 283328), (304, 269348), (323, 253504), (466, 175712), (544, 150518), (578, 141664), (608, 134674), (646, 126752), (932, 87856), (1088, 75259), (1156, 70832), (1216, 67337), (1292, 63376), (1864, 43928), (2312, 35416), (2584, 31688), (3728, 21964), (3961, 20672), (4427, 18496), (4624, 17708), (5168, 15844), (5491, 14912), (7456, 10982), (7922, 10336), (8854, 9248)]