12965650

素因数分解:

$2^1\times 5^2\times {\mathrm{257}}^1\times {\mathrm{1009}}^1$

素因数の和:1278

約数の個数: 24

約数和(自身を含む): 24233940

約数和(自身を除く): 11268290

約数列:

[1, 2, 5, 10, 25, 50, 257, 514, 1009, 1285, 2018, 2570, 5045, 6425, 10090, 12850, 25225, 50450, 259313, 518626, 1296565, 2593130, 6482825, 12965650]

約数ペア:

[(1, 12965650), (2, 6482825), (5, 2593130), (10, 1296565), (25, 518626), (50, 259313), (257, 50450), (514, 25225), (1009, 12850), (1285, 10090), (2018, 6425), (2570, 5045)]