420174425

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{443}}^1\times {\mathrm{3449}}^1$

素因数の和:3913

約数の個数: 24

約数和(自身を含む): 569829600

約数和(自身を除く): 149655175

約数列:

[1, 5, 11, 25, 55, 275, 443, 2215, 3449, 4873, 11075, 17245, 24365, 37939, 86225, 121825, 189695, 948475, 1527907, 7639535, 16806977, 38197675, 84034885, 420174425]

約数ペア:

[(1, 420174425), (5, 84034885), (11, 38197675), (25, 16806977), (55, 7639535), (275, 1527907), (443, 948475), (2215, 189695), (3449, 121825), (4873, 86225), (11075, 37939), (17245, 24365)]