199928150

素因数分解:

$2^1\times 5^2\times {\mathrm{103}}^1\times {\mathrm{38821}}^1$

素因数の和:38936

約数の個数: 24

約数和(自身を含む): 375486384

約数和(自身を除く): 175558234

約数列:

[1, 2, 5, 10, 25, 50, 103, 206, 515, 1030, 2575, 5150, 38821, 77642, 194105, 388210, 970525, 1941050, 3998563, 7997126, 19992815, 39985630, 99964075, 199928150]

約数ペア:

[(1, 199928150), (2, 99964075), (5, 39985630), (10, 19992815), (25, 7997126), (50, 3998563), (103, 1941050), (206, 970525), (515, 388210), (1030, 194105), (2575, 77642), (5150, 38821)]