28305125

素因数分解:

$5^3\times {\mathrm{127}}^1\times {\mathrm{1783}}^1$

素因数の和:1925

約数の個数: 16

約数和(自身を含む): 35622912

約数和(自身を除く): 7317787

約数列:

[1, 5, 25, 125, 127, 635, 1783, 3175, 8915, 15875, 44575, 222875, 226441, 1132205, 5661025, 28305125]

約数ペア:

[(1, 28305125), (5, 5661025), (25, 1132205), (125, 226441), (127, 222875), (635, 44575), (1783, 15875), (3175, 8915)]