51659820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{286999}}^1$

素因数の和:287014

約数の個数: 36

約数和(自身を含む): 156702000

約数和(自身を除く): 105042180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 286999, 573998, 860997, 1147996, 1434995, 1721994, 2582991, 2869990, 3443988, 4304985, 5165982, 5739980, 8609970, 10331964, 12914955, 17219940, 25829910, 51659820]

約数ペア:

[(1, 51659820), (2, 25829910), (3, 17219940), (4, 12914955), (5, 10331964), (6, 8609970), (9, 5739980), (10, 5165982), (12, 4304985), (15, 3443988), (18, 2869990), (20, 2582991), (30, 1721994), (36, 1434995), (45, 1147996), (60, 860997), (90, 573998), (180, 286999)]