131156120

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{3853}}^1$

素因数の和:3924

約数の個数: 64

約数和(自身を含む): 316336320

約数和(自身を除く): 185180200

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 37, 40, 46, 74, 92, 115, 148, 184, 185, 230, 296, 370, 460, 740, 851, 920, 1480, 1702, 3404, 3853, 4255, 6808, 7706, 8510, 15412, 17020, 19265, 30824, 34040, 38530, 77060, 88619, 142561, 154120, 177238, 285122, 354476, 443095, 570244, 708952, 712805, 886190, 1140488, 1425610, 1772380, 2851220, 3278903, 3544760, 5702440, 6557806, 13115612, 16394515, 26231224, 32789030, 65578060, 131156120]

約数ペア:

[(1, 131156120), (2, 65578060), (4, 32789030), (5, 26231224), (8, 16394515), (10, 13115612), (20, 6557806), (23, 5702440), (37, 3544760), (40, 3278903), (46, 2851220), (74, 1772380), (92, 1425610), (115, 1140488), (148, 886190), (184, 712805), (185, 708952), (230, 570244), (296, 443095), (370, 354476), (460, 285122), (740, 177238), (851, 154120), (920, 142561), (1480, 88619), (1702, 77060), (3404, 38530), (3853, 34040), (4255, 30824), (6808, 19265), (7706, 17020), (8510, 15412)]