164386768

素因数分解:

$2^4\times 7^2\times {\mathrm{13}}^1\times {\mathrm{127}}^2$

素因数の和:289

約数の個数: 90

約数和(自身を含む): 402165666

約数和(自身を除く): 237778898

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 49, 52, 56, 91, 98, 104, 112, 127, 182, 196, 208, 254, 364, 392, 508, 637, 728, 784, 889, 1016, 1274, 1456, 1651, 1778, 2032, 2548, 3302, 3556, 5096, 6223, 6604, 7112, 10192, 11557, 12446, 13208, 14224, 16129, 23114, 24892, 26416, 32258, 46228, 49784, 64516, 80899, 92456, 99568, 112903, 129032, 161798, 184912, 209677, 225806, 258064, 323596, 419354, 451612, 647192, 790321, 838708, 903224, 1294384, 1467739, 1580642, 1677416, 1806448, 2935478, 3161284, 3354832, 5870956, 6322568, 10274173, 11741912, 12645136, 20548346, 23483824, 41096692, 82193384, 164386768]

約数ペア:

[(1, 164386768), (2, 82193384), (4, 41096692), (7, 23483824), (8, 20548346), (13, 12645136), (14, 11741912), (16, 10274173), (26, 6322568), (28, 5870956), (49, 3354832), (52, 3161284), (56, 2935478), (91, 1806448), (98, 1677416), (104, 1580642), (112, 1467739), (127, 1294384), (182, 903224), (196, 838708), (208, 790321), (254, 647192), (364, 451612), (392, 419354), (508, 323596), (637, 258064), (728, 225806), (784, 209677), (889, 184912), (1016, 161798), (1274, 129032), (1456, 112903), (1651, 99568), (1778, 92456), (2032, 80899), (2548, 64516), (3302, 49784), (3556, 46228), (5096, 32258), (6223, 26416), (6604, 24892), (7112, 23114), (10192, 16129), (11557, 14224), (12446, 13208)]