208808650

素因数分解:

$2^1\times 5^2\times {\mathrm{419}}^1\times {\mathrm{9967}}^1$

素因数の和:10398

約数の個数: 24

約数和(自身を含む): 389350080

約数和(自身を除く): 180541430

約数列:

[1, 2, 5, 10, 25, 50, 419, 838, 2095, 4190, 9967, 10475, 19934, 20950, 49835, 99670, 249175, 498350, 4176173, 8352346, 20880865, 41761730, 104404325, 208808650]

約数ペア:

[(1, 208808650), (2, 104404325), (5, 41761730), (10, 20880865), (25, 8352346), (50, 4176173), (419, 498350), (838, 249175), (2095, 99670), (4190, 49835), (9967, 20950), (10475, 19934)]