157427968

素因数分解:

$2^8\times {\mathrm{397}}^1\times {\mathrm{1549}}^1$

素因数の和:1962

約数の個数: 36

約数和(自身を含む): 315235900

約数和(自身を除く): 157807932

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 397, 794, 1549, 1588, 3098, 3176, 6196, 6352, 12392, 12704, 24784, 25408, 49568, 50816, 99136, 101632, 198272, 396544, 614953, 1229906, 2459812, 4919624, 9839248, 19678496, 39356992, 78713984, 157427968]

約数ペア:

[(1, 157427968), (2, 78713984), (4, 39356992), (8, 19678496), (16, 9839248), (32, 4919624), (64, 2459812), (128, 1229906), (256, 614953), (397, 396544), (794, 198272), (1549, 101632), (1588, 99136), (3098, 50816), (3176, 49568), (6196, 25408), (6352, 24784), (12392, 12704)]