201452080

素因数分解:

$2^4\times 5^1\times {\mathrm{2518151}}^1$

素因数の和:2518164

約数の個数: 20

約数和(自身を含む): 468376272

約数和(自身を除く): 266924192

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2518151, 5036302, 10072604, 12590755, 20145208, 25181510, 40290416, 50363020, 100726040, 201452080]

約数ペア:

[(1, 201452080), (2, 100726040), (4, 50363020), (5, 40290416), (8, 25181510), (10, 20145208), (16, 12590755), (20, 10072604), (40, 5036302), (80, 2518151)]