199065610

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{181}}^1\times {\mathrm{1009}}^1$

素因数の和:1306

約数の個数: 32

約数和(自身を含む): 363963600

約数和(自身を除く): 164897990

約数列:

[1, 2, 5, 10, 109, 181, 218, 362, 545, 905, 1009, 1090, 1810, 2018, 5045, 10090, 19729, 39458, 98645, 109981, 182629, 197290, 219962, 365258, 549905, 913145, 1099810, 1826290, 19906561, 39813122, 99532805, 199065610]

約数ペア:

[(1, 199065610), (2, 99532805), (5, 39813122), (10, 19906561), (109, 1826290), (181, 1099810), (218, 913145), (362, 549905), (545, 365258), (905, 219962), (1009, 197290), (1090, 182629), (1810, 109981), (2018, 98645), (5045, 39458), (10090, 19729)]