78025940

素因数分解:

$2^2\times 5^1\times {\mathrm{1061}}^1\times {\mathrm{3677}}^1$

素因数の和:4747

約数の個数: 24

約数和(自身を含む): 164053512

約数和(自身を除く): 86027572

約数列:

[1, 2, 4, 5, 10, 20, 1061, 2122, 3677, 4244, 5305, 7354, 10610, 14708, 18385, 21220, 36770, 73540, 3901297, 7802594, 15605188, 19506485, 39012970, 78025940]

約数ペア:

[(1, 78025940), (2, 39012970), (4, 19506485), (5, 15605188), (10, 7802594), (20, 3901297), (1061, 73540), (2122, 36770), (3677, 21220), (4244, 18385), (5305, 14708), (7354, 10610)]