200349985

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{41}}^2\times {\mathrm{197}}^1$

素因数の和:306

約数の個数: 36

約数和(自身を含む): 272240892

約数和(自身を除く): 71890907

約数列:

[1, 5, 11, 41, 55, 121, 197, 205, 451, 605, 985, 1681, 2167, 2255, 4961, 8077, 8405, 10835, 18491, 23837, 24805, 40385, 88847, 92455, 119185, 203401, 331157, 444235, 977317, 1017005, 1655785, 3642727, 4886585, 18213635, 40069997, 200349985]

約数ペア:

[(1, 200349985), (5, 40069997), (11, 18213635), (41, 4886585), (55, 3642727), (121, 1655785), (197, 1017005), (205, 977317), (451, 444235), (605, 331157), (985, 203401), (1681, 119185), (2167, 92455), (2255, 88847), (4961, 40385), (8077, 24805), (8405, 23837), (10835, 18491)]