80079925

素因数分解:

$5^2\times {\mathrm{103}}^1\times {\mathrm{137}}^1\times {\mathrm{227}}^1$

素因数の和:477

約数の個数: 24

約数和(自身を含む): 101439936

約数和(自身を除く): 21360011

約数列:

[1, 5, 25, 103, 137, 227, 515, 685, 1135, 2575, 3425, 5675, 14111, 23381, 31099, 70555, 116905, 155495, 352775, 584525, 777475, 3203197, 16015985, 80079925]

約数ペア:

[(1, 80079925), (5, 16015985), (25, 3203197), (103, 777475), (137, 584525), (227, 352775), (515, 155495), (685, 116905), (1135, 70555), (2575, 31099), (3425, 23381), (5675, 14111)]