20572497700

素因数分解:

$2^2\times 5^2\times {\mathrm{41959}}^1\times {\mathrm{4903}}^1$

素因数の和:46876

約数の個数: 36

約数和(自身を含む): 44652489280

約数和(自身を除く): 24079991580

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 4903, 9806, 19612, 24515, 41959, 49030, 83918, 98060, 122575, 167836, 209795, 245150, 419590, 490300, 839180, 1048975, 2097950, 4195900, 205724977, 411449954, 822899908, 1028624885, 2057249770, 4114499540, 5143124425, 10286248850, 20572497700]

約数ペア:

[(1, 20572497700), (2, 10286248850), (4, 5143124425), (5, 4114499540), (10, 2057249770), (20, 1028624885), (25, 822899908), (50, 411449954), (100, 205724977), (4903, 4195900), (9806, 2097950), (19612, 1048975), (24515, 839180), (41959, 490300), (49030, 419590), (83918, 245150), (98060, 209795), (122575, 167836)]