25730390

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{52511}}^1$

素因数の和:52532

約数の個数: 24

約数和(自身を含む): 53877312

約数和(自身を除く): 28146922

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 52511, 105022, 262555, 367577, 525110, 735154, 1837885, 2573039, 3675770, 5146078, 12865195, 25730390]

約数ペア:

[(1, 25730390), (2, 12865195), (5, 5146078), (7, 3675770), (10, 2573039), (14, 1837885), (35, 735154), (49, 525110), (70, 367577), (98, 262555), (245, 105022), (490, 52511)]