79516040

素因数分解:

$2^3\times 5^1\times {\mathrm{1987901}}^1$

素因数の和:1987912

約数の個数: 16

約数和(自身を含む): 178911180

約数和(自身を除く): 99395140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1987901, 3975802, 7951604, 9939505, 15903208, 19879010, 39758020, 79516040]

約数ペア:

[(1, 79516040), (2, 39758020), (4, 19879010), (5, 15903208), (8, 9939505), (10, 7951604), (20, 3975802), (40, 1987901)]