199933105

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{2341}}^1$

素因数の和:2425

約数の個数: 32

約数和(自身を含む): 269798400

約数和(自身を除く): 69865295

約数列:

[1, 5, 19, 29, 31, 95, 145, 155, 551, 589, 899, 2341, 2755, 2945, 4495, 11705, 17081, 44479, 67889, 72571, 85405, 222395, 339445, 362855, 1289891, 1378849, 2104559, 6449455, 6894245, 10522795, 39986621, 199933105]

約数ペア:

[(1, 199933105), (5, 39986621), (19, 10522795), (29, 6894245), (31, 6449455), (95, 2104559), (145, 1378849), (155, 1289891), (551, 362855), (589, 339445), (899, 222395), (2341, 85405), (2755, 72571), (2945, 67889), (4495, 44479), (11705, 17081)]