80741620

素因数分解:

$2^2\times 5^1\times {\mathrm{757}}^1\times {\mathrm{5333}}^1$

素因数の和:6099

約数の個数: 24

約数和(自身を含む): 169813224

約数和(自身を除く): 89071604

約数列:

[1, 2, 4, 5, 10, 20, 757, 1514, 3028, 3785, 5333, 7570, 10666, 15140, 21332, 26665, 53330, 106660, 4037081, 8074162, 16148324, 20185405, 40370810, 80741620]

約数ペア:

[(1, 80741620), (2, 40370810), (4, 20185405), (5, 16148324), (10, 8074162), (20, 4037081), (757, 106660), (1514, 53330), (3028, 26665), (3785, 21332), (5333, 15140), (7570, 10666)]