201600200

素因数分解:

$2^3\times 5^2\times {\mathrm{1008001}}^1$

素因数の和:1008017

約数の個数: 24

約数和(自身を含む): 468720930

約数和(自身を除く): 267120730

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 1008001, 2016002, 4032004, 5040005, 8064008, 10080010, 20160020, 25200025, 40320040, 50400050, 100800100, 201600200]

約数ペア:

[(1, 201600200), (2, 100800100), (4, 50400050), (5, 40320040), (8, 25200025), (10, 20160020), (20, 10080010), (25, 8064008), (40, 5040005), (50, 4032004), (100, 2016002), (200, 1008001)]