25445728

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{449}}^1$

素因数の和:500

約数の個数: 96

約数和(自身を含む): 65318400

約数和(自身を除く): 39872672

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 23, 28, 32, 44, 46, 56, 77, 88, 92, 112, 154, 161, 176, 184, 224, 253, 308, 322, 352, 368, 449, 506, 616, 644, 736, 898, 1012, 1232, 1288, 1771, 1796, 2024, 2464, 2576, 3143, 3542, 3592, 4048, 4939, 5152, 6286, 7084, 7184, 8096, 9878, 10327, 12572, 14168, 14368, 19756, 20654, 25144, 28336, 34573, 39512, 41308, 50288, 56672, 69146, 72289, 79024, 82616, 100576, 113597, 138292, 144578, 158048, 165232, 227194, 276584, 289156, 330464, 454388, 553168, 578312, 795179, 908776, 1106336, 1156624, 1590358, 1817552, 2313248, 3180716, 3635104, 6361432, 12722864, 25445728]

約数ペア:

[(1, 25445728), (2, 12722864), (4, 6361432), (7, 3635104), (8, 3180716), (11, 2313248), (14, 1817552), (16, 1590358), (22, 1156624), (23, 1106336), (28, 908776), (32, 795179), (44, 578312), (46, 553168), (56, 454388), (77, 330464), (88, 289156), (92, 276584), (112, 227194), (154, 165232), (161, 158048), (176, 144578), (184, 138292), (224, 113597), (253, 100576), (308, 82616), (322, 79024), (352, 72289), (368, 69146), (449, 56672), (506, 50288), (616, 41308), (644, 39512), (736, 34573), (898, 28336), (1012, 25144), (1232, 20654), (1288, 19756), (1771, 14368), (1796, 14168), (2024, 12572), (2464, 10327), (2576, 9878), (3143, 8096), (3542, 7184), (3592, 7084), (4048, 6286), (4939, 5152)]