81252435

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{349}}^1$

素因数の和:468

約数の個数: 64

約数和(自身を含む): 152409600

約数和(自身を除く): 71157165

約数列:

[1, 3, 5, 11, 15, 17, 33, 51, 55, 83, 85, 165, 187, 249, 255, 349, 415, 561, 913, 935, 1047, 1245, 1411, 1745, 2739, 2805, 3839, 4233, 4565, 5235, 5933, 7055, 11517, 13695, 15521, 17799, 19195, 21165, 28967, 29665, 46563, 57585, 65263, 77605, 86901, 88995, 144835, 195789, 232815, 318637, 326315, 434505, 492439, 955911, 978945, 1477317, 1593185, 2462195, 4779555, 5416829, 7386585, 16250487, 27084145, 81252435]

約数ペア:

[(1, 81252435), (3, 27084145), (5, 16250487), (11, 7386585), (15, 5416829), (17, 4779555), (33, 2462195), (51, 1593185), (55, 1477317), (83, 978945), (85, 955911), (165, 492439), (187, 434505), (249, 326315), (255, 318637), (349, 232815), (415, 195789), (561, 144835), (913, 88995), (935, 86901), (1047, 77605), (1245, 65263), (1411, 57585), (1745, 46563), (2739, 29665), (2805, 28967), (3839, 21165), (4233, 19195), (4565, 17799), (5235, 15521), (5933, 13695), (7055, 11517)]