257359744

素因数分解:

$2^7\times {\mathrm{1259}}^1\times {\mathrm{1597}}^1$

素因数の和:2870

約数の個数: 32

約数和(自身を含む): 513437400

約数和(自身を除く): 256077656

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 1259, 1597, 2518, 3194, 5036, 6388, 10072, 12776, 20144, 25552, 40288, 51104, 80576, 102208, 161152, 204416, 2010623, 4021246, 8042492, 16084984, 32169968, 64339936, 128679872, 257359744]

約数ペア:

[(1, 257359744), (2, 128679872), (4, 64339936), (8, 32169968), (16, 16084984), (32, 8042492), (64, 4021246), (128, 2010623), (1259, 204416), (1597, 161152), (2518, 102208), (3194, 80576), (5036, 51104), (6388, 40288), (10072, 25552), (12776, 20144)]