78646780

素因数分解:

$2^2\times 5^1\times {\mathrm{673}}^1\times {\mathrm{5843}}^1$

素因数の和:6525

約数の個数: 24

約数和(自身を含む): 165431952

約数和(自身を除く): 86785172

約数列:

[1, 2, 4, 5, 10, 20, 673, 1346, 2692, 3365, 5843, 6730, 11686, 13460, 23372, 29215, 58430, 116860, 3932339, 7864678, 15729356, 19661695, 39323390, 78646780]

約数ペア:

[(1, 78646780), (2, 39323390), (4, 19661695), (5, 15729356), (10, 7864678), (20, 3932339), (673, 116860), (1346, 58430), (2692, 29215), (3365, 23372), (5843, 13460), (6730, 11686)]