261191604

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{251}}^1\times {\mathrm{5101}}^1$

素因数の和:5376

約数の個数: 48

約数和(自身を含む): 647994816

約数和(自身を除く): 386803212

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 204, 251, 502, 753, 1004, 1506, 3012, 4267, 5101, 8534, 10202, 12801, 15303, 17068, 20404, 25602, 30606, 51204, 61212, 86717, 173434, 260151, 346868, 520302, 1040604, 1280351, 2560702, 3841053, 5121404, 7682106, 15364212, 21765967, 43531934, 65297901, 87063868, 130595802, 261191604]

約数ペア:

[(1, 261191604), (2, 130595802), (3, 87063868), (4, 65297901), (6, 43531934), (12, 21765967), (17, 15364212), (34, 7682106), (51, 5121404), (68, 3841053), (102, 2560702), (204, 1280351), (251, 1040604), (502, 520302), (753, 346868), (1004, 260151), (1506, 173434), (3012, 86717), (4267, 61212), (5101, 51204), (8534, 30606), (10202, 25602), (12801, 20404), (15303, 17068)]