77584820

素因数分解:

$2^2\times 5^1\times {\mathrm{1051}}^1\times {\mathrm{3691}}^1$

素因数の和:4751

約数の個数: 24

約数和(自身を含む): 163127328

約数和(自身を除く): 85542508

約数列:

[1, 2, 4, 5, 10, 20, 1051, 2102, 3691, 4204, 5255, 7382, 10510, 14764, 18455, 21020, 36910, 73820, 3879241, 7758482, 15516964, 19396205, 38792410, 77584820]

約数ペア:

[(1, 77584820), (2, 38792410), (4, 19396205), (5, 15516964), (10, 7758482), (20, 3879241), (1051, 73820), (2102, 36910), (3691, 21020), (4204, 18455), (5255, 14764), (7382, 10510)]