31850225

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{10529}}^1$

素因数の和:10561

約数の個数: 18

約数和(自身を含む): 43415190

約数和(自身を除く): 11564965

約数列:

[1, 5, 11, 25, 55, 121, 275, 605, 3025, 10529, 52645, 115819, 263225, 579095, 1274009, 2895475, 6370045, 31850225]

約数ペア:

[(1, 31850225), (5, 6370045), (11, 2895475), (25, 1274009), (55, 579095), (121, 263225), (275, 115819), (605, 52645), (3025, 10529)]