2016209500

素因数分解:

$2^2\times 5^3\times {\mathrm{499}}^1\times {\mathrm{8081}}^1$

素因数の和:8599

約数の個数: 48

約数和(自身を含む): 4412772000

約数和(自身を除く): 2396562500

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 499, 500, 998, 1996, 2495, 4990, 8081, 9980, 12475, 16162, 24950, 32324, 40405, 49900, 62375, 80810, 124750, 161620, 202025, 249500, 404050, 808100, 1010125, 2020250, 4032419, 4040500, 8064838, 16129676, 20162095, 40324190, 80648380, 100810475, 201620950, 403241900, 504052375, 1008104750, 2016209500]

約数ペア:

[(1, 2016209500), (2, 1008104750), (4, 504052375), (5, 403241900), (10, 201620950), (20, 100810475), (25, 80648380), (50, 40324190), (100, 20162095), (125, 16129676), (250, 8064838), (499, 4040500), (500, 4032419), (998, 2020250), (1996, 1010125), (2495, 808100), (4990, 404050), (8081, 249500), (9980, 202025), (12475, 161620), (16162, 124750), (24950, 80810), (32324, 62375), (40405, 49900)]