38640100

素因数分解:

$2^2\times 5^2\times {\mathrm{386401}}^1$

素因数の和:386415

約数の個数: 18

約数和(自身を含む): 83849234

約数和(自身を除く): 45209134

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 386401, 772802, 1545604, 1932005, 3864010, 7728020, 9660025, 19320050, 38640100]

約数ペア:

[(1, 38640100), (2, 19320050), (4, 9660025), (5, 7728020), (10, 3864010), (20, 1932005), (25, 1545604), (50, 772802), (100, 386401)]