25516928

素因数分解:

$2^7\times {\mathrm{311}}^1\times {\mathrm{641}}^1$

素因数の和:966

約数の個数: 32

約数和(自身を含む): 51077520

約数和(自身を除く): 25560592

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 311, 622, 641, 1244, 1282, 2488, 2564, 4976, 5128, 9952, 10256, 19904, 20512, 39808, 41024, 82048, 199351, 398702, 797404, 1594808, 3189616, 6379232, 12758464, 25516928]

約数ペア:

[(1, 25516928), (2, 12758464), (4, 6379232), (8, 3189616), (16, 1594808), (32, 797404), (64, 398702), (128, 199351), (311, 82048), (622, 41024), (641, 39808), (1244, 20512), (1282, 19904), (2488, 10256), (2564, 9952), (4976, 5128)]