153551225

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{439}}^1\times {\mathrm{823}}^1$

素因数の和:1289

約数の個数: 24

約数和(自身を含む): 202308480

約数和(自身を除く): 48757255

約数列:

[1, 5, 17, 25, 85, 425, 439, 823, 2195, 4115, 7463, 10975, 13991, 20575, 37315, 69955, 186575, 349775, 361297, 1806485, 6142049, 9032425, 30710245, 153551225]

約数ペア:

[(1, 153551225), (5, 30710245), (17, 9032425), (25, 6142049), (85, 1806485), (425, 361297), (439, 349775), (823, 186575), (2195, 69955), (4115, 37315), (7463, 20575), (10975, 13991)]