201980650

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{139297}}^1$

素因数の和:139338

約数の個数: 24

約数和(自身を含む): 388641420

約数和(自身を除く): 186660770

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 145, 290, 725, 1450, 139297, 278594, 696485, 1392970, 3482425, 4039613, 6964850, 8079226, 20198065, 40396130, 100990325, 201980650]

約数ペア:

[(1, 201980650), (2, 100990325), (5, 40396130), (10, 20198065), (25, 8079226), (29, 6964850), (50, 4039613), (58, 3482425), (145, 1392970), (290, 696485), (725, 278594), (1450, 139297)]