55761875

素因数分解:

$5^4\times {\mathrm{13}}^1\times {\mathrm{6863}}^1$

素因数の和:6896

約数の個数: 20

約数和(自身を含む): 75050976

約数和(自身を除く): 19289101

約数列:

[1, 5, 13, 25, 65, 125, 325, 625, 1625, 6863, 8125, 34315, 89219, 171575, 446095, 857875, 2230475, 4289375, 11152375, 55761875]

約数ペア:

[(1, 55761875), (5, 11152375), (13, 4289375), (25, 2230475), (65, 857875), (125, 446095), (325, 171575), (625, 89219), (1625, 34315), (6863, 8125)]