257753344

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{32479}}^1$

素因数の和:32526

約数の個数: 36

約数和(自身を含む): 531112960

約数和(自身を除く): 273359616

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 992, 1984, 3968, 7936, 32479, 64958, 129916, 259832, 519664, 1006849, 1039328, 2013698, 2078656, 4027396, 4157312, 8054792, 8314624, 16109584, 32219168, 64438336, 128876672, 257753344]

約数ペア:

[(1, 257753344), (2, 128876672), (4, 64438336), (8, 32219168), (16, 16109584), (31, 8314624), (32, 8054792), (62, 4157312), (64, 4027396), (124, 2078656), (128, 2013698), (248, 1039328), (256, 1006849), (496, 519664), (992, 259832), (1984, 129916), (3968, 64958), (7936, 32479)]