87081085

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1439}}^1$

素因数の和:1490

約数の個数: 48

約数和(自身を含む): 137894400

約数和(自身を除く): 50813315

約数列:

[1, 5, 7, 13, 19, 35, 49, 65, 91, 95, 133, 245, 247, 455, 637, 665, 931, 1235, 1439, 1729, 3185, 4655, 7195, 8645, 10073, 12103, 18707, 27341, 50365, 60515, 70511, 93535, 130949, 136705, 191387, 352555, 355433, 654745, 916643, 956935, 1339709, 1777165, 2488031, 4583215, 6698545, 12440155, 17416217, 87081085]

約数ペア:

[(1, 87081085), (5, 17416217), (7, 12440155), (13, 6698545), (19, 4583215), (35, 2488031), (49, 1777165), (65, 1339709), (91, 956935), (95, 916643), (133, 654745), (245, 355433), (247, 352555), (455, 191387), (637, 136705), (665, 130949), (931, 93535), (1235, 70511), (1439, 60515), (1729, 50365), (3185, 27341), (4655, 18707), (7195, 12103), (8645, 10073)]