48722500

素因数分解:

$2^2\times 5^4\times {\mathrm{19489}}^1$

素因数の和:19513

約数の個数: 30

約数和(自身を含む): 106551830

約数和(自身を除く): 57829330

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500, 625, 1250, 2500, 19489, 38978, 77956, 97445, 194890, 389780, 487225, 974450, 1948900, 2436125, 4872250, 9744500, 12180625, 24361250, 48722500]

約数ペア:

[(1, 48722500), (2, 24361250), (4, 12180625), (5, 9744500), (10, 4872250), (20, 2436125), (25, 1948900), (50, 974450), (100, 487225), (125, 389780), (250, 194890), (500, 97445), (625, 77956), (1250, 38978), (2500, 19489)]