20160698900

素因数分解:

$2^2\times 5^2\times {\mathrm{201606989}}^1$

素因数の和:201607003

約数の個数: 18

約数和(自身を含む): 43748716830

約数和(自身を除く): 23588017930

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 201606989, 403213978, 806427956, 1008034945, 2016069890, 4032139780, 5040174725, 10080349450, 20160698900]

約数ペア:

[(1, 20160698900), (2, 10080349450), (4, 5040174725), (5, 4032139780), (10, 2016069890), (20, 1008034945), (25, 806427956), (50, 403213978), (100, 201606989)]