201655975

素因数分解:

$5^2\times {\mathrm{71}}^1\times {\mathrm{103}}^1\times {\mathrm{1103}}^1$

素因数の和:1287

約数の個数: 24

約数和(自身を含む): 256269312

約数和(自身を除く): 54613337

約数列:

[1, 5, 25, 71, 103, 355, 515, 1103, 1775, 2575, 5515, 7313, 27575, 36565, 78313, 113609, 182825, 391565, 568045, 1957825, 2840225, 8066239, 40331195, 201655975]

約数ペア:

[(1, 201655975), (5, 40331195), (25, 8066239), (71, 2840225), (103, 1957825), (355, 568045), (515, 391565), (1103, 182825), (1775, 113609), (2575, 78313), (5515, 36565), (7313, 27575)]