159983360

素因数分解:

$2^8\times 5^1\times {\mathrm{124987}}^1$

素因数の和:125008

約数の個数: 36

約数和(自身を含む): 383213208

約数和(自身を除く): 223229848

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 124987, 249974, 499948, 624935, 999896, 1249870, 1999792, 2499740, 3999584, 4999480, 7999168, 9998960, 15998336, 19997920, 31996672, 39995840, 79991680, 159983360]

約数ペア:

[(1, 159983360), (2, 79991680), (4, 39995840), (5, 31996672), (8, 19997920), (10, 15998336), (16, 9998960), (20, 7999168), (32, 4999480), (40, 3999584), (64, 2499740), (80, 1999792), (128, 1249870), (160, 999896), (256, 624935), (320, 499948), (640, 249974), (1280, 124987)]