128069975

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{193}}^1$

素因数の和:360

約数の個数: 48

約数和(自身を含む): 184750080

約数和(自身を除く): 56680105

約数列:

[1, 5, 11, 19, 25, 55, 95, 127, 193, 209, 275, 475, 635, 965, 1045, 1397, 2123, 2413, 3175, 3667, 4825, 5225, 6985, 10615, 12065, 18335, 24511, 26543, 34925, 40337, 53075, 60325, 91675, 122555, 132715, 201685, 269621, 465709, 612775, 663575, 1008425, 1348105, 2328545, 5122799, 6740525, 11642725, 25613995, 128069975]

約数ペア:

[(1, 128069975), (5, 25613995), (11, 11642725), (19, 6740525), (25, 5122799), (55, 2328545), (95, 1348105), (127, 1008425), (193, 663575), (209, 612775), (275, 465709), (475, 269621), (635, 201685), (965, 132715), (1045, 122555), (1397, 91675), (2123, 60325), (2413, 53075), (3175, 40337), (3667, 34925), (4825, 26543), (5225, 24511), (6985, 18335), (10615, 12065)]