280038275

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{7433}}^1$

素因数の和:7591

約数の個数: 24

約数和(自身を含む): 381631824

約数和(自身を除く): 101593549

約数列:

[1, 5, 11, 25, 55, 137, 275, 685, 1507, 3425, 7433, 7535, 37165, 37675, 81763, 185825, 408815, 1018321, 2044075, 5091605, 11201531, 25458025, 56007655, 280038275]

約数ペア:

[(1, 280038275), (5, 56007655), (11, 25458025), (25, 11201531), (55, 5091605), (137, 2044075), (275, 1018321), (685, 408815), (1507, 185825), (3425, 81763), (7433, 37675), (7535, 37165)]