22243225

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{263}}^1$

素因数の和:489

約数の個数: 24

約数和(自身を含む): 29462400

約数和(自身を除く): 7219175

約数列:

[1, 5, 17, 25, 85, 199, 263, 425, 995, 1315, 3383, 4471, 4975, 6575, 16915, 22355, 52337, 84575, 111775, 261685, 889729, 1308425, 4448645, 22243225]

約数ペア:

[(1, 22243225), (5, 4448645), (17, 1308425), (25, 889729), (85, 261685), (199, 111775), (263, 84575), (425, 52337), (995, 22355), (1315, 16915), (3383, 6575), (4471, 4975)]