261569248

素因数分解:

$2^5\times {\mathrm{23}}^1\times {\mathrm{239}}^1\times {\mathrm{1487}}^1$

素因数の和:1759

約数の個数: 48

約数和(自身を含む): 539965440

約数和(自身を除く): 278396192

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 92, 184, 239, 368, 478, 736, 956, 1487, 1912, 2974, 3824, 5497, 5948, 7648, 10994, 11896, 21988, 23792, 34201, 43976, 47584, 68402, 87952, 136804, 175904, 273608, 355393, 547216, 710786, 1094432, 1421572, 2843144, 5686288, 8174039, 11372576, 16348078, 32696156, 65392312, 130784624, 261569248]

約数ペア:

[(1, 261569248), (2, 130784624), (4, 65392312), (8, 32696156), (16, 16348078), (23, 11372576), (32, 8174039), (46, 5686288), (92, 2843144), (184, 1421572), (239, 1094432), (368, 710786), (478, 547216), (736, 355393), (956, 273608), (1487, 175904), (1912, 136804), (2974, 87952), (3824, 68402), (5497, 47584), (5948, 43976), (7648, 34201), (10994, 23792), (11896, 21988)]