80121675

素因数分解:

$3^1\times 5^2\times {\mathrm{349}}^1\times {\mathrm{3061}}^1$

素因数の和:3423

約数の個数: 24

約数和(自身を含む): 132890800

約数和(自身を除く): 52769125

約数列:

[1, 3, 5, 15, 25, 75, 349, 1047, 1745, 3061, 5235, 8725, 9183, 15305, 26175, 45915, 76525, 229575, 1068289, 3204867, 5341445, 16024335, 26707225, 80121675]

約数ペア:

[(1, 80121675), (3, 26707225), (5, 16024335), (15, 5341445), (25, 3204867), (75, 1068289), (349, 229575), (1047, 76525), (1745, 45915), (3061, 26175), (5235, 15305), (8725, 9183)]