289042725

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{8819}}^1$

素因数の和:8874

約数の個数: 48

約数和(自身を含む): 524966400

約数和(自身を除く): 235923675

約数列:

[1, 3, 5, 15, 19, 23, 25, 57, 69, 75, 95, 115, 285, 345, 437, 475, 575, 1311, 1425, 1725, 2185, 6555, 8819, 10925, 26457, 32775, 44095, 132285, 167561, 202837, 220475, 502683, 608511, 661425, 837805, 1014185, 2513415, 3042555, 3853903, 4189025, 5070925, 11561709, 12567075, 15212775, 19269515, 57808545, 96347575, 289042725]

約数ペア:

[(1, 289042725), (3, 96347575), (5, 57808545), (15, 19269515), (19, 15212775), (23, 12567075), (25, 11561709), (57, 5070925), (69, 4189025), (75, 3853903), (95, 3042555), (115, 2513415), (285, 1014185), (345, 837805), (437, 661425), (475, 608511), (575, 502683), (1311, 220475), (1425, 202837), (1725, 167561), (2185, 132285), (6555, 44095), (8819, 32775), (10925, 26457)]