64374848

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{457}}^1$

素因数の和:571

約数の個数: 56

約数和(自身を含む): 134014464

約数和(自身を除く): 69639616

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 71, 124, 142, 248, 284, 457, 496, 568, 914, 992, 1136, 1828, 1984, 2201, 2272, 3656, 4402, 4544, 7312, 8804, 14167, 14624, 17608, 28334, 29248, 32447, 35216, 56668, 64894, 70432, 113336, 129788, 140864, 226672, 259576, 453344, 519152, 906688, 1005857, 1038304, 2011714, 2076608, 4023428, 8046856, 16093712, 32187424, 64374848]

約数ペア:

[(1, 64374848), (2, 32187424), (4, 16093712), (8, 8046856), (16, 4023428), (31, 2076608), (32, 2011714), (62, 1038304), (64, 1005857), (71, 906688), (124, 519152), (142, 453344), (248, 259576), (284, 226672), (457, 140864), (496, 129788), (568, 113336), (914, 70432), (992, 64894), (1136, 56668), (1828, 35216), (1984, 32447), (2201, 29248), (2272, 28334), (3656, 17608), (4402, 14624), (4544, 14167), (7312, 8804)]