200721830405

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1\times {\mathrm{187651}}^1$

素因数の和:187857

約数の個数: 32

約数和(自身を含む): 254798389248

約数和(自身を除く): 54076558843

約数列:

[1, 5, 31, 67, 103, 155, 335, 515, 2077, 3193, 6901, 10385, 15965, 34505, 187651, 213931, 938255, 1069655, 5817181, 12572617, 19328053, 29085905, 62863085, 96640265, 389751127, 599169643, 1294979551, 1948755635, 2995848215, 6474897755, 40144366081, 200721830405]

約数ペア:

[(1, 200721830405), (5, 40144366081), (31, 6474897755), (67, 2995848215), (103, 1948755635), (155, 1294979551), (335, 599169643), (515, 389751127), (2077, 96640265), (3193, 62863085), (6901, 29085905), (10385, 19328053), (15965, 12572617), (34505, 5817181), (187651, 1069655), (213931, 938255)]