228412225

素因数分解:

$5^2\times {\mathrm{109}}^2\times {\mathrm{769}}^1$

素因数の和:997

約数の個数: 18

約数和(自身を含む): 286225170

約数和(自身を除く): 57812945

約数列:

[1, 5, 25, 109, 545, 769, 2725, 3845, 11881, 19225, 59405, 83821, 297025, 419105, 2095525, 9136489, 45682445, 228412225]

約数ペア:

[(1, 228412225), (5, 45682445), (25, 9136489), (109, 2095525), (545, 419105), (769, 297025), (2725, 83821), (3845, 59405), (11881, 19225)]