8909225

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{347}}^1$

素因数の和:449

約数の個数: 24

約数和(自身を含む): 12082560

約数和(自身を除く): 3173335

約数列:

[1, 5, 13, 25, 65, 79, 325, 347, 395, 1027, 1735, 1975, 4511, 5135, 8675, 22555, 25675, 27413, 112775, 137065, 356369, 685325, 1781845, 8909225]

約数ペア:

[(1, 8909225), (5, 1781845), (13, 685325), (25, 356369), (65, 137065), (79, 112775), (325, 27413), (347, 25675), (395, 22555), (1027, 8675), (1735, 5135), (1975, 4511)]