25404990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{65141}}^1$

素因数の和:65164

約数の個数: 32

約数和(自身を含む): 65663136

約数和(自身を除く): 40258146

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 65141, 130282, 195423, 325705, 390846, 651410, 846833, 977115, 1693666, 1954230, 2540499, 4234165, 5080998, 8468330, 12702495, 25404990]

約数ペア:

[(1, 25404990), (2, 12702495), (3, 8468330), (5, 5080998), (6, 4234165), (10, 2540499), (13, 1954230), (15, 1693666), (26, 977115), (30, 846833), (39, 651410), (65, 390846), (78, 325705), (130, 195423), (195, 130282), (390, 65141)]