208069100

素因数分解:

$2^2\times 5^2\times {\mathrm{139}}^1\times {\mathrm{14969}}^1$

素因数の和:15122

約数の個数: 36

約数和(自身を含む): 454788600

約数和(自身を除く): 246719500

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 139, 278, 556, 695, 1390, 2780, 3475, 6950, 13900, 14969, 29938, 59876, 74845, 149690, 299380, 374225, 748450, 1496900, 2080691, 4161382, 8322764, 10403455, 20806910, 41613820, 52017275, 104034550, 208069100]

約数ペア:

[(1, 208069100), (2, 104034550), (4, 52017275), (5, 41613820), (10, 20806910), (20, 10403455), (25, 8322764), (50, 4161382), (100, 2080691), (139, 1496900), (278, 748450), (556, 374225), (695, 299380), (1390, 149690), (2780, 74845), (3475, 59876), (6950, 29938), (13900, 14969)]