25422544

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:248

約数の個数: 80

約数和(自身を含む): 59996160

約数和(自身を除く): 34573616

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 56, 71, 92, 112, 139, 142, 161, 184, 278, 284, 322, 368, 497, 556, 568, 644, 973, 994, 1112, 1136, 1288, 1633, 1946, 1988, 2224, 2576, 3197, 3266, 3892, 3976, 6394, 6532, 7784, 7952, 9869, 11431, 12788, 13064, 15568, 19738, 22379, 22862, 25576, 26128, 39476, 44758, 45724, 51152, 69083, 78952, 89516, 91448, 138166, 157904, 179032, 182896, 226987, 276332, 358064, 453974, 552664, 907948, 1105328, 1588909, 1815896, 3177818, 3631792, 6355636, 12711272, 25422544]

約数ペア:

[(1, 25422544), (2, 12711272), (4, 6355636), (7, 3631792), (8, 3177818), (14, 1815896), (16, 1588909), (23, 1105328), (28, 907948), (46, 552664), (56, 453974), (71, 358064), (92, 276332), (112, 226987), (139, 182896), (142, 179032), (161, 157904), (184, 138166), (278, 91448), (284, 89516), (322, 78952), (368, 69083), (497, 51152), (556, 45724), (568, 44758), (644, 39476), (973, 26128), (994, 25576), (1112, 22862), (1136, 22379), (1288, 19738), (1633, 15568), (1946, 13064), (1988, 12788), (2224, 11431), (2576, 9869), (3197, 7952), (3266, 7784), (3892, 6532), (3976, 6394)]