200428100

素因数分解:

$2^2\times 5^2\times {\mathrm{113}}^1\times {\mathrm{17737}}^1$

素因数の和:17864

約数の個数: 36

約数和(自身を含む): 438802644

約数和(自身を除く): 238374544

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 113, 226, 452, 565, 1130, 2260, 2825, 5650, 11300, 17737, 35474, 70948, 88685, 177370, 354740, 443425, 886850, 1773700, 2004281, 4008562, 8017124, 10021405, 20042810, 40085620, 50107025, 100214050, 200428100]

約数ペア:

[(1, 200428100), (2, 100214050), (4, 50107025), (5, 40085620), (10, 20042810), (20, 10021405), (25, 8017124), (50, 4008562), (100, 2004281), (113, 1773700), (226, 886850), (452, 443425), (565, 354740), (1130, 177370), (2260, 88685), (2825, 70948), (5650, 35474), (11300, 17737)]