76819720

素因数分解:

$2^3\times 5^1\times {\mathrm{389}}^1\times {\mathrm{4937}}^1$

素因数の和:5337

約数の個数: 32

約数和(自身を含む): 173323800

約数和(自身を除く): 96504080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 389, 778, 1556, 1945, 3112, 3890, 4937, 7780, 9874, 15560, 19748, 24685, 39496, 49370, 98740, 197480, 1920493, 3840986, 7681972, 9602465, 15363944, 19204930, 38409860, 76819720]

約数ペア:

[(1, 76819720), (2, 38409860), (4, 19204930), (5, 15363944), (8, 9602465), (10, 7681972), (20, 3840986), (40, 1920493), (389, 197480), (778, 98740), (1556, 49370), (1945, 39496), (3112, 24685), (3890, 19748), (4937, 15560), (7780, 9874)]