51825080

素因数分解:

$2^3\times 5^1\times {\mathrm{1013}}^1\times {\mathrm{1279}}^1$

素因数の和:2303

約数の個数: 32

約数和(自身を含む): 116812800

約数和(自身を除く): 64987720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1013, 1279, 2026, 2558, 4052, 5065, 5116, 6395, 8104, 10130, 10232, 12790, 20260, 25580, 40520, 51160, 1295627, 2591254, 5182508, 6478135, 10365016, 12956270, 25912540, 51825080]

約数ペア:

[(1, 51825080), (2, 25912540), (4, 12956270), (5, 10365016), (8, 6478135), (10, 5182508), (20, 2591254), (40, 1295627), (1013, 51160), (1279, 40520), (2026, 25580), (2558, 20260), (4052, 12790), (5065, 10232), (5116, 10130), (6395, 8104)]