78721575

素因数分解:

$3^1\times 5^2\times {\mathrm{463}}^1\times {\mathrm{2267}}^1$

素因数の和:2743

約数の個数: 24

約数和(自身を含む): 130491648

約数和(自身を除く): 51770073

約数列:

[1, 3, 5, 15, 25, 75, 463, 1389, 2267, 2315, 6801, 6945, 11335, 11575, 34005, 34725, 56675, 170025, 1049621, 3148863, 5248105, 15744315, 26240525, 78721575]

約数ペア:

[(1, 78721575), (3, 26240525), (5, 15744315), (15, 5248105), (25, 3148863), (75, 1049621), (463, 170025), (1389, 56675), (2267, 34725), (2315, 34005), (6801, 11575), (6945, 11335)]