261014464

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{1889}}^1$

素因数の和:2045

約数の個数: 56

約数和(自身を含む): 553029120

約数和(自身を除く): 292014656

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 127, 136, 254, 272, 508, 544, 1016, 1088, 1889, 2032, 2159, 3778, 4064, 4318, 7556, 8128, 8636, 15112, 17272, 30224, 32113, 34544, 60448, 64226, 69088, 120896, 128452, 138176, 239903, 256904, 479806, 513808, 959612, 1027616, 1919224, 2055232, 3838448, 4078351, 7676896, 8156702, 15353792, 16313404, 32626808, 65253616, 130507232, 261014464]

約数ペア:

[(1, 261014464), (2, 130507232), (4, 65253616), (8, 32626808), (16, 16313404), (17, 15353792), (32, 8156702), (34, 7676896), (64, 4078351), (68, 3838448), (127, 2055232), (136, 1919224), (254, 1027616), (272, 959612), (508, 513808), (544, 479806), (1016, 256904), (1088, 239903), (1889, 138176), (2032, 128452), (2159, 120896), (3778, 69088), (4064, 64226), (4318, 60448), (7556, 34544), (8128, 32113), (8636, 30224), (15112, 17272)]