87196825

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{1031}}^1$

素因数の和:1257

約数の個数: 24

約数和(自身を含む): 115171200

約数和(自身を除く): 27974375

約数列:

[1, 5, 17, 25, 85, 199, 425, 995, 1031, 3383, 4975, 5155, 16915, 17527, 25775, 84575, 87635, 205169, 438175, 1025845, 3487873, 5129225, 17439365, 87196825]

約数ペア:

[(1, 87196825), (5, 17439365), (17, 5129225), (25, 3487873), (85, 1025845), (199, 438175), (425, 205169), (995, 87635), (1031, 84575), (3383, 25775), (4975, 17527), (5155, 16915)]