25580225

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{167}}^1\times {\mathrm{557}}^1$

素因数の和:745

約数の個数: 24

約数和(自身を含む): 34872768

約数和(自身を除く): 9292543

約数列:

[1, 5, 11, 25, 55, 167, 275, 557, 835, 1837, 2785, 4175, 6127, 9185, 13925, 30635, 45925, 93019, 153175, 465095, 1023209, 2325475, 5116045, 25580225]

約数ペア:

[(1, 25580225), (5, 5116045), (11, 2325475), (25, 1023209), (55, 465095), (167, 153175), (275, 93019), (557, 45925), (835, 30635), (1837, 13925), (2785, 9185), (4175, 6127)]