101789900

素因数分解:

$2^2\times 5^2\times {\mathrm{197}}^1\times {\mathrm{5167}}^1$

素因数の和:5378

約数の個数: 36

約数和(自身を含む): 222048288

約数和(自身を除く): 120258388

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 197, 394, 788, 985, 1970, 3940, 4925, 5167, 9850, 10334, 19700, 20668, 25835, 51670, 103340, 129175, 258350, 516700, 1017899, 2035798, 4071596, 5089495, 10178990, 20357980, 25447475, 50894950, 101789900]

約数ペア:

[(1, 101789900), (2, 50894950), (4, 25447475), (5, 20357980), (10, 10178990), (20, 5089495), (25, 4071596), (50, 2035798), (100, 1017899), (197, 516700), (394, 258350), (788, 129175), (985, 103340), (1970, 51670), (3940, 25835), (4925, 20668), (5167, 19700), (9850, 10334)]