77277080

素因数分解:

$2^3\times 5^1\times {\mathrm{1931927}}^1$

素因数の和:1931938

約数の個数: 16

約数和(自身を含む): 173873520

約数和(自身を除く): 96596440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1931927, 3863854, 7727708, 9659635, 15455416, 19319270, 38638540, 77277080]

約数ペア:

[(1, 77277080), (2, 38638540), (4, 19319270), (5, 15455416), (8, 9659635), (10, 7727708), (20, 3863854), (40, 1931927)]