51981010

素因数分解:

$2^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1\times {\mathrm{463}}^1$

素因数の和:682

約数の個数: 32

約数和(自身を含む): 95546880

約数和(自身を除く): 43565870

約数列:

[1, 2, 5, 10, 103, 109, 206, 218, 463, 515, 545, 926, 1030, 1090, 2315, 4630, 11227, 22454, 47689, 50467, 56135, 95378, 100934, 112270, 238445, 252335, 476890, 504670, 5198101, 10396202, 25990505, 51981010]

約数ペア:

[(1, 51981010), (2, 25990505), (5, 10396202), (10, 5198101), (103, 504670), (109, 476890), (206, 252335), (218, 238445), (463, 112270), (515, 100934), (545, 95378), (926, 56135), (1030, 50467), (1090, 47689), (2315, 22454), (4630, 11227)]