20075900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{15443}}^1$

素因数の和:15470

約数の個数: 36

約数和(自身を含む): 46918872

約数和(自身を除く): 26842972

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 15443, 30886, 61772, 77215, 154430, 200759, 308860, 386075, 401518, 772150, 803036, 1003795, 1544300, 2007590, 4015180, 5018975, 10037950, 20075900]

約数ペア:

[(1, 20075900), (2, 10037950), (4, 5018975), (5, 4015180), (10, 2007590), (13, 1544300), (20, 1003795), (25, 803036), (26, 772150), (50, 401518), (52, 386075), (65, 308860), (100, 200759), (130, 154430), (260, 77215), (325, 61772), (650, 30886), (1300, 15443)]