90829100

素因数分解:

$2^2\times 5^2\times {\mathrm{439}}^1\times {\mathrm{2069}}^1$

素因数の和:2522

約数の個数: 36

約数和(自身を含む): 197643600

約数和(自身を除く): 106814500

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 439, 878, 1756, 2069, 2195, 4138, 4390, 8276, 8780, 10345, 10975, 20690, 21950, 41380, 43900, 51725, 103450, 206900, 908291, 1816582, 3633164, 4541455, 9082910, 18165820, 22707275, 45414550, 90829100]

約数ペア:

[(1, 90829100), (2, 45414550), (4, 22707275), (5, 18165820), (10, 9082910), (20, 4541455), (25, 3633164), (50, 1816582), (100, 908291), (439, 206900), (878, 103450), (1756, 51725), (2069, 43900), (2195, 41380), (4138, 21950), (4390, 20690), (8276, 10975), (8780, 10345)]