99888920

素因数分解:

$2^3\times 5^1\times {\mathrm{743}}^1\times {\mathrm{3361}}^1$

素因数の和:4115

約数の個数: 32

約数和(自身を含む): 225119520

約数和(自身を除く): 125230600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 743, 1486, 2972, 3361, 3715, 5944, 6722, 7430, 13444, 14860, 16805, 26888, 29720, 33610, 67220, 134440, 2497223, 4994446, 9988892, 12486115, 19977784, 24972230, 49944460, 99888920]

約数ペア:

[(1, 99888920), (2, 49944460), (4, 24972230), (5, 19977784), (8, 12486115), (10, 9988892), (20, 4994446), (40, 2497223), (743, 134440), (1486, 67220), (2972, 33610), (3361, 29720), (3715, 26888), (5944, 16805), (6722, 14860), (7430, 13444)]