208487900

素因数分解:

$2^2\times 5^2\times {\mathrm{379}}^1\times {\mathrm{5501}}^1$

素因数の和:5894

約数の個数: 36

約数和(自身を含む): 453694920

約数和(自身を除く): 245207020

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 379, 758, 1516, 1895, 3790, 5501, 7580, 9475, 11002, 18950, 22004, 27505, 37900, 55010, 110020, 137525, 275050, 550100, 2084879, 4169758, 8339516, 10424395, 20848790, 41697580, 52121975, 104243950, 208487900]

約数ペア:

[(1, 208487900), (2, 104243950), (4, 52121975), (5, 41697580), (10, 20848790), (20, 10424395), (25, 8339516), (50, 4169758), (100, 2084879), (379, 550100), (758, 275050), (1516, 137525), (1895, 110020), (3790, 55010), (5501, 37900), (7580, 27505), (9475, 22004), (11002, 18950)]