203916100

素因数分解:

$2^2\times 5^2\times {\mathrm{2039161}}^1$

素因数の和:2039175

約数の個数: 18

約数和(自身を含む): 442498154

約数和(自身を除く): 238582054

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 2039161, 4078322, 8156644, 10195805, 20391610, 40783220, 50979025, 101958050, 203916100]

約数ペア:

[(1, 203916100), (2, 101958050), (4, 50979025), (5, 40783220), (10, 20391610), (20, 10195805), (25, 8156644), (50, 4078322), (100, 2039161)]