51556225

素因数分解:

$5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{12809}}^1$

素因数の和:12849

約数の個数: 24

約数和(自身を含む): 76245120

約数和(自身を除く): 24688895

約数列:

[1, 5, 7, 23, 25, 35, 115, 161, 175, 575, 805, 4025, 12809, 64045, 89663, 294607, 320225, 448315, 1473035, 2062249, 2241575, 7365175, 10311245, 51556225]

約数ペア:

[(1, 51556225), (5, 10311245), (7, 7365175), (23, 2241575), (25, 2062249), (35, 1473035), (115, 448315), (161, 320225), (175, 294607), (575, 89663), (805, 64045), (4025, 12809)]