80125120

素因数分解:

$2^6\times 5^1\times {\mathrm{337}}^1\times {\mathrm{743}}^1$

素因数の和:1097

約数の個数: 56

約数和(自身を含む): 191621664

約数和(自身を除く): 111496544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 337, 674, 743, 1348, 1486, 1685, 2696, 2972, 3370, 3715, 5392, 5944, 6740, 7430, 10784, 11888, 13480, 14860, 21568, 23776, 26960, 29720, 47552, 53920, 59440, 107840, 118880, 237760, 250391, 500782, 1001564, 1251955, 2003128, 2503910, 4006256, 5007820, 8012512, 10015640, 16025024, 20031280, 40062560, 80125120]

約数ペア:

[(1, 80125120), (2, 40062560), (4, 20031280), (5, 16025024), (8, 10015640), (10, 8012512), (16, 5007820), (20, 4006256), (32, 2503910), (40, 2003128), (64, 1251955), (80, 1001564), (160, 500782), (320, 250391), (337, 237760), (674, 118880), (743, 107840), (1348, 59440), (1486, 53920), (1685, 47552), (2696, 29720), (2972, 26960), (3370, 23776), (3715, 21568), (5392, 14860), (5944, 13480), (6740, 11888), (7430, 10784)]