25205495

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1307}}^1$

素因数の和:1367

約数の個数: 32

約数和(自身を含む): 37670400

約数和(自身を除く): 12464905

約数列:

[1, 5, 7, 19, 29, 35, 95, 133, 145, 203, 551, 665, 1015, 1307, 2755, 3857, 6535, 9149, 19285, 24833, 37903, 45745, 124165, 173831, 189515, 265321, 720157, 869155, 1326605, 3600785, 5041099, 25205495]

約数ペア:

[(1, 25205495), (5, 5041099), (7, 3600785), (19, 1326605), (29, 869155), (35, 720157), (95, 265321), (133, 189515), (145, 173831), (203, 124165), (551, 45745), (665, 37903), (1015, 24833), (1307, 19285), (2755, 9149), (3857, 6535)]