195217150

素因数分解:

$2^1\times 5^2\times {\mathrm{197}}^1\times {\mathrm{19819}}^1$

素因数の和:20028

約数の個数: 24

約数和(自身を含む): 364965480

約数和(自身を除く): 169748330

約数列:

[1, 2, 5, 10, 25, 50, 197, 394, 985, 1970, 4925, 9850, 19819, 39638, 99095, 198190, 495475, 990950, 3904343, 7808686, 19521715, 39043430, 97608575, 195217150]

約数ペア:

[(1, 195217150), (2, 97608575), (5, 39043430), (10, 19521715), (25, 7808686), (50, 3904343), (197, 990950), (394, 495475), (985, 198190), (1970, 99095), (4925, 39638), (9850, 19819)]