200101520

素因数分解:

$2^4\times 5^1\times {\mathrm{2501269}}^1$

素因数の和:2501282

約数の個数: 20

約数和(自身を含む): 465236220

約数和(自身を除く): 265134700

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2501269, 5002538, 10005076, 12506345, 20010152, 25012690, 40020304, 50025380, 100050760, 200101520]

約数ペア:

[(1, 200101520), (2, 100050760), (4, 50025380), (5, 40020304), (8, 25012690), (10, 20010152), (16, 12506345), (20, 10005076), (40, 5002538), (80, 2501269)]