103021280

素因数分解:

$2^5\times 5^1\times {\mathrm{643883}}^1$

素因数の和:643898

約数の個数: 24

約数和(自身を含む): 243388152

約数和(自身を除く): 140366872

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 643883, 1287766, 2575532, 3219415, 5151064, 6438830, 10302128, 12877660, 20604256, 25755320, 51510640, 103021280]

約数ペア:

[(1, 103021280), (2, 51510640), (4, 25755320), (5, 20604256), (8, 12877660), (10, 10302128), (16, 6438830), (20, 5151064), (32, 3219415), (40, 2575532), (80, 1287766), (160, 643883)]