28521650

素因数分解:

$2^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{13913}}^1$

素因数の和:13966

約数の個数: 24

約数和(自身を含む): 54348084

約数和(自身を除く): 25826434

約数列:

[1, 2, 5, 10, 25, 41, 50, 82, 205, 410, 1025, 2050, 13913, 27826, 69565, 139130, 347825, 570433, 695650, 1140866, 2852165, 5704330, 14260825, 28521650]

約数ペア:

[(1, 28521650), (2, 14260825), (5, 5704330), (10, 2852165), (25, 1140866), (41, 695650), (50, 570433), (82, 347825), (205, 139130), (410, 69565), (1025, 27826), (2050, 13913)]