201125545

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{277}}^1\times {\mathrm{7643}}^1$

素因数の和:7944

約数の個数: 16

約数和(自身を含む): 255003840

約数和(自身を除く): 53878295

約数列:

[1, 5, 19, 95, 277, 1385, 5263, 7643, 26315, 38215, 145217, 726085, 2117111, 10585555, 40225109, 201125545]

約数ペア:

[(1, 201125545), (5, 40225109), (19, 10585555), (95, 2117111), (277, 726085), (1385, 145217), (5263, 38215), (7643, 26315)]