80038480

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{439}}^1$

素因数の和:548

約数の個数: 80

約数和(自身を含む): 194451840

約数和(自身を除く): 114413360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 53, 80, 86, 106, 172, 212, 215, 265, 344, 424, 430, 439, 530, 688, 848, 860, 878, 1060, 1720, 1756, 2120, 2195, 2279, 3440, 3512, 4240, 4390, 4558, 7024, 8780, 9116, 11395, 17560, 18232, 18877, 22790, 23267, 35120, 36464, 37754, 45580, 46534, 75508, 91160, 93068, 94385, 116335, 151016, 182320, 186136, 188770, 232670, 302032, 372272, 377540, 465340, 755080, 930680, 1000481, 1510160, 1861360, 2000962, 4001924, 5002405, 8003848, 10004810, 16007696, 20009620, 40019240, 80038480]

約数ペア:

[(1, 80038480), (2, 40019240), (4, 20009620), (5, 16007696), (8, 10004810), (10, 8003848), (16, 5002405), (20, 4001924), (40, 2000962), (43, 1861360), (53, 1510160), (80, 1000481), (86, 930680), (106, 755080), (172, 465340), (212, 377540), (215, 372272), (265, 302032), (344, 232670), (424, 188770), (430, 186136), (439, 182320), (530, 151016), (688, 116335), (848, 94385), (860, 93068), (878, 91160), (1060, 75508), (1720, 46534), (1756, 45580), (2120, 37754), (2195, 36464), (2279, 35120), (3440, 23267), (3512, 22790), (4240, 18877), (4390, 18232), (4558, 17560), (7024, 11395), (8780, 9116)]