25520390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{1889}}^1$

素因数の和:2096

約数の個数: 32

約数和(自身を含む): 52799040

約数和(自身を除く): 27278650

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 193, 386, 965, 1351, 1889, 1930, 2702, 3778, 6755, 9445, 13223, 13510, 18890, 26446, 66115, 132230, 364577, 729154, 1822885, 2552039, 3645770, 5104078, 12760195, 25520390]

約数ペア:

[(1, 25520390), (2, 12760195), (5, 5104078), (7, 3645770), (10, 2552039), (14, 1822885), (35, 729154), (70, 364577), (193, 132230), (386, 66115), (965, 26446), (1351, 18890), (1889, 13510), (1930, 13223), (2702, 9445), (3778, 6755)]