6440225

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{2129}}^1$

素因数の和:2161

約数の個数: 18

約数和(自身を含む): 8781990

約数和(自身を除く): 2341765

約数列:

[1, 5, 11, 25, 55, 121, 275, 605, 2129, 3025, 10645, 23419, 53225, 117095, 257609, 585475, 1288045, 6440225]

約数ペア:

[(1, 6440225), (5, 1288045), (11, 585475), (25, 257609), (55, 117095), (121, 53225), (275, 23419), (605, 10645), (2129, 3025)]