204601925

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{239}}^1\times {\mathrm{283}}^1$

素因数の和:554

約数の個数: 36

約数和(自身を含む): 281023680

約数和(自身を除く): 76421755

約数列:

[1, 5, 11, 25, 55, 121, 239, 275, 283, 605, 1195, 1415, 2629, 3025, 3113, 5975, 7075, 13145, 15565, 28919, 34243, 65725, 67637, 77825, 144595, 171215, 338185, 722975, 744007, 856075, 1690925, 3720035, 8184077, 18600175, 40920385, 204601925]

約数ペア:

[(1, 204601925), (5, 40920385), (11, 18600175), (25, 8184077), (55, 3720035), (121, 1690925), (239, 856075), (275, 744007), (283, 722975), (605, 338185), (1195, 171215), (1415, 144595), (2629, 77825), (3025, 67637), (3113, 65725), (5975, 34243), (7075, 28919), (13145, 15565)]