2051250905

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{1429}}^1\times {\mathrm{26099}}^1$

素因数の和:27544

約数の個数: 16

約数和(自身を含む): 2687256000

約数和(自身を除く): 636005095

約数列:

[1, 5, 11, 55, 1429, 7145, 15719, 26099, 78595, 130495, 287089, 1435445, 37295471, 186477355, 410250181, 2051250905]

約数ペア:

[(1, 2051250905), (5, 410250181), (11, 186477355), (55, 37295471), (1429, 1435445), (7145, 287089), (15719, 130495), (26099, 78595)]