51312425

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{233}}^1\times {\mathrm{383}}^1$

素因数の和:649

約数の個数: 24

約数和(自身を含む): 66852864

約数和(自身を除く): 15540439

約数列:

[1, 5, 23, 25, 115, 233, 383, 575, 1165, 1915, 5359, 5825, 8809, 9575, 26795, 44045, 89239, 133975, 220225, 446195, 2052497, 2230975, 10262485, 51312425]

約数ペア:

[(1, 51312425), (5, 10262485), (23, 2230975), (25, 2052497), (115, 446195), (233, 220225), (383, 133975), (575, 89239), (1165, 44045), (1915, 26795), (5359, 9575), (5825, 8809)]