66266800

素因数分解:

$2^4\times 5^2\times {\mathrm{165667}}^1$

素因数の和:165685

約数の個数: 30

約数和(自身を含む): 159206948

約数和(自身を除く): 92940148

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 165667, 331334, 662668, 828335, 1325336, 1656670, 2650672, 3313340, 4141675, 6626680, 8283350, 13253360, 16566700, 33133400, 66266800]

約数ペア:

[(1, 66266800), (2, 33133400), (4, 16566700), (5, 13253360), (8, 8283350), (10, 6626680), (16, 4141675), (20, 3313340), (25, 2650672), (40, 1656670), (50, 1325336), (80, 828335), (100, 662668), (200, 331334), (400, 165667)]