71420888

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^2$

素因数の和:189

約数の個数: 96

約数和(自身を含む): 176705280

約数和(自身を除く): 105284392

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 23, 28, 44, 46, 56, 71, 77, 88, 92, 142, 154, 161, 184, 253, 284, 308, 322, 497, 506, 568, 616, 644, 781, 994, 1012, 1288, 1562, 1633, 1771, 1988, 2024, 3124, 3266, 3542, 3976, 5041, 5467, 6248, 6532, 7084, 10082, 10934, 11431, 13064, 14168, 17963, 20164, 21868, 22862, 35287, 35926, 40328, 43736, 45724, 55451, 70574, 71852, 91448, 110902, 115943, 125741, 141148, 143704, 221804, 231886, 251482, 282296, 388157, 443608, 463772, 502964, 776314, 811601, 927544, 1005928, 1275373, 1552628, 1623202, 2550746, 3105256, 3246404, 5101492, 6492808, 8927611, 10202984, 17855222, 35710444, 71420888]

約数ペア:

[(1, 71420888), (2, 35710444), (4, 17855222), (7, 10202984), (8, 8927611), (11, 6492808), (14, 5101492), (22, 3246404), (23, 3105256), (28, 2550746), (44, 1623202), (46, 1552628), (56, 1275373), (71, 1005928), (77, 927544), (88, 811601), (92, 776314), (142, 502964), (154, 463772), (161, 443608), (184, 388157), (253, 282296), (284, 251482), (308, 231886), (322, 221804), (497, 143704), (506, 141148), (568, 125741), (616, 115943), (644, 110902), (781, 91448), (994, 71852), (1012, 70574), (1288, 55451), (1562, 45724), (1633, 43736), (1771, 40328), (1988, 35926), (2024, 35287), (3124, 22862), (3266, 21868), (3542, 20164), (3976, 17963), (5041, 14168), (5467, 13064), (6248, 11431), (6532, 10934), (7084, 10082)]