257426637232

素因数分解:

$2^4\times {\mathrm{31}}^2\times {\mathrm{1901}}^1\times {\mathrm{8807}}^1$

素因数の和:10778

約数の個数: 60

約数和(自身を含む): 515701934928

約数和(自身を除く): 258275297696

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 961, 1901, 1922, 3802, 3844, 7604, 7688, 8807, 15208, 15376, 17614, 30416, 35228, 58931, 70456, 117862, 140912, 235724, 273017, 471448, 546034, 942896, 1092068, 1826861, 2184136, 3653722, 4368272, 7307444, 8463527, 14614888, 16742107, 16927054, 29229776, 33484214, 33854108, 66968428, 67708216, 133936856, 135416432, 267873712, 519005317, 1038010634, 2076021268, 4152042536, 8304085072, 16089164827, 32178329654, 64356659308, 128713318616, 257426637232]

約数ペア:

[(1, 257426637232), (2, 128713318616), (4, 64356659308), (8, 32178329654), (16, 16089164827), (31, 8304085072), (62, 4152042536), (124, 2076021268), (248, 1038010634), (496, 519005317), (961, 267873712), (1901, 135416432), (1922, 133936856), (3802, 67708216), (3844, 66968428), (7604, 33854108), (7688, 33484214), (8807, 29229776), (15208, 16927054), (15376, 16742107), (17614, 14614888), (30416, 8463527), (35228, 7307444), (58931, 4368272), (70456, 3653722), (117862, 2184136), (140912, 1826861), (235724, 1092068), (273017, 942896), (471448, 546034)]