139995650

素因数分解:

$2^1\times 5^2\times {\mathrm{2799913}}^1$

素因数の和:2799925

約数の個数: 12

約数和(自身を含む): 260392002

約数和(自身を除く): 120396352

約数列:

[1, 2, 5, 10, 25, 50, 2799913, 5599826, 13999565, 27999130, 69997825, 139995650]

約数ペア:

[(1, 139995650), (2, 69997825), (5, 27999130), (10, 13999565), (25, 5599826), (50, 2799913)]