205237405904

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{479}}^1\times {\mathrm{622777}}^1$

素因数の和:623307

約数の個数: 40

約数和(自身を含む): 407745212160

約数和(自身を除く): 202507806256

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 479, 688, 958, 1916, 3832, 7664, 20597, 41194, 82388, 164776, 329552, 622777, 1245554, 2491108, 4982216, 9964432, 26779411, 53558822, 107117644, 214235288, 298310183, 428470576, 596620366, 1193240732, 2386481464, 4772962928, 12827337869, 25654675738, 51309351476, 102618702952, 205237405904]

約数ペア:

[(1, 205237405904), (2, 102618702952), (4, 51309351476), (8, 25654675738), (16, 12827337869), (43, 4772962928), (86, 2386481464), (172, 1193240732), (344, 596620366), (479, 428470576), (688, 298310183), (958, 214235288), (1916, 107117644), (3832, 53558822), (7664, 26779411), (20597, 9964432), (41194, 4982216), (82388, 2491108), (164776, 1245554), (329552, 622777)]