257061424

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{11027}}^1$

素因数の和:11113

約数の個数: 40

約数和(自身を含む): 525109248

約数和(自身を除く): 268047824

約数列:

[1, 2, 4, 8, 16, 31, 47, 62, 94, 124, 188, 248, 376, 496, 752, 1457, 2914, 5828, 11027, 11656, 22054, 23312, 44108, 88216, 176432, 341837, 518269, 683674, 1036538, 1367348, 2073076, 2734696, 4146152, 5469392, 8292304, 16066339, 32132678, 64265356, 128530712, 257061424]

約数ペア:

[(1, 257061424), (2, 128530712), (4, 64265356), (8, 32132678), (16, 16066339), (31, 8292304), (47, 5469392), (62, 4146152), (94, 2734696), (124, 2073076), (188, 1367348), (248, 1036538), (376, 683674), (496, 518269), (752, 341837), (1457, 176432), (2914, 88216), (5828, 44108), (11027, 23312), (11656, 22054)]