825200

素因数分解:

$2^4\times 5^2\times {\mathrm{2063}}^1$

素因数の和:2081

約数の個数: 30

約数和(自身を含む): 1983504

約数和(自身を除く): 1158304

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 2063, 4126, 8252, 10315, 16504, 20630, 33008, 41260, 51575, 82520, 103150, 165040, 206300, 412600, 825200]

約数ペア:

[(1, 825200), (2, 412600), (4, 206300), (5, 165040), (8, 103150), (10, 82520), (16, 51575), (20, 41260), (25, 33008), (40, 20630), (50, 16504), (80, 10315), (100, 8252), (200, 4126), (400, 2063)]