13225400

素因数分解:

$2^3\times 5^2\times {\mathrm{89}}^1\times {\mathrm{743}}^1$

素因数の和:848

約数の個数: 48

約数和(自身を含む): 31136400

約数和(自身を除く): 17911000

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 89, 100, 178, 200, 356, 445, 712, 743, 890, 1486, 1780, 2225, 2972, 3560, 3715, 4450, 5944, 7430, 8900, 14860, 17800, 18575, 29720, 37150, 66127, 74300, 132254, 148600, 264508, 330635, 529016, 661270, 1322540, 1653175, 2645080, 3306350, 6612700, 13225400]

約数ペア:

[(1, 13225400), (2, 6612700), (4, 3306350), (5, 2645080), (8, 1653175), (10, 1322540), (20, 661270), (25, 529016), (40, 330635), (50, 264508), (89, 148600), (100, 132254), (178, 74300), (200, 66127), (356, 37150), (445, 29720), (712, 18575), (743, 17800), (890, 14860), (1486, 8900), (1780, 7430), (2225, 5944), (2972, 4450), (3560, 3715)]