87656120

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{115337}}^1$

素因数の和:115367

約数の個数: 32

約数和(自身を含む): 207608400

約数和(自身を除く): 119952280

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 115337, 230674, 461348, 576685, 922696, 1153370, 2191403, 2306740, 4382806, 4613480, 8765612, 10957015, 17531224, 21914030, 43828060, 87656120]

約数ペア:

[(1, 87656120), (2, 43828060), (4, 21914030), (5, 17531224), (8, 10957015), (10, 8765612), (19, 4613480), (20, 4382806), (38, 2306740), (40, 2191403), (76, 1153370), (95, 922696), (152, 576685), (190, 461348), (380, 230674), (760, 115337)]