87143480

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^2\times {\mathrm{2267}}^1$

素因数の和:2340

約数の個数: 48

約数和(自身を含む): 202691160

約数和(自身を除く): 115547680

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 961, 1240, 1922, 2267, 3844, 4534, 4805, 7688, 9068, 9610, 11335, 18136, 19220, 22670, 38440, 45340, 70277, 90680, 140554, 281108, 351385, 562216, 702770, 1405540, 2178587, 2811080, 4357174, 8714348, 10892935, 17428696, 21785870, 43571740, 87143480]

約数ペア:

[(1, 87143480), (2, 43571740), (4, 21785870), (5, 17428696), (8, 10892935), (10, 8714348), (20, 4357174), (31, 2811080), (40, 2178587), (62, 1405540), (124, 702770), (155, 562216), (248, 351385), (310, 281108), (620, 140554), (961, 90680), (1240, 70277), (1922, 45340), (2267, 38440), (3844, 22670), (4534, 19220), (4805, 18136), (7688, 11335), (9068, 9610)]