54381725

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{643}}^1$

素因数の和:869

約数の個数: 24

約数和(自身を含む): 71870400

約数和(自身を除く): 17488675

約数列:

[1, 5, 17, 25, 85, 199, 425, 643, 995, 3215, 3383, 4975, 10931, 16075, 16915, 54655, 84575, 127957, 273275, 639785, 2175269, 3198925, 10876345, 54381725]

約数ペア:

[(1, 54381725), (5, 10876345), (17, 3198925), (25, 2175269), (85, 639785), (199, 273275), (425, 127957), (643, 84575), (995, 54655), (3215, 16915), (3383, 16075), (4975, 10931)]