80538820

素因数分解:

$2^2\times 5^1\times {\mathrm{467}}^1\times {\mathrm{8623}}^1$

素因数の和:9099

約数の個数: 24

約数和(自身を含む): 169513344

約数和(自身を除く): 88974524

約数列:

[1, 2, 4, 5, 10, 20, 467, 934, 1868, 2335, 4670, 8623, 9340, 17246, 34492, 43115, 86230, 172460, 4026941, 8053882, 16107764, 20134705, 40269410, 80538820]

約数ペア:

[(1, 80538820), (2, 40269410), (4, 20134705), (5, 16107764), (10, 8053882), (20, 4026941), (467, 172460), (934, 86230), (1868, 43115), (2335, 34492), (4670, 17246), (8623, 9340)]