78838180

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{231877}}^1$

素因数の和:231903

約数の個数: 24

約数和(自身を含む): 175299768

約数和(自身を除く): 96461588

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 231877, 463754, 927508, 1159385, 2318770, 3941909, 4637540, 7883818, 15767636, 19709545, 39419090, 78838180]

約数ペア:

[(1, 78838180), (2, 39419090), (4, 19709545), (5, 15767636), (10, 7883818), (17, 4637540), (20, 3941909), (34, 2318770), (68, 1159385), (85, 927508), (170, 463754), (340, 231877)]