78053920

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{69691}}^1$

素因数の和:69713

約数の個数: 48

約数和(自身を含む): 210748608

約数和(自身を除く): 132694688

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 69691, 139382, 278764, 348455, 487837, 557528, 696910, 975674, 1115056, 1393820, 1951348, 2230112, 2439185, 2787640, 3902696, 4878370, 5575280, 7805392, 9756740, 11150560, 15610784, 19513480, 39026960, 78053920]

約数ペア:

[(1, 78053920), (2, 39026960), (4, 19513480), (5, 15610784), (7, 11150560), (8, 9756740), (10, 7805392), (14, 5575280), (16, 4878370), (20, 3902696), (28, 2787640), (32, 2439185), (35, 2230112), (40, 1951348), (56, 1393820), (70, 1115056), (80, 975674), (112, 696910), (140, 557528), (160, 487837), (224, 348455), (280, 278764), (560, 139382), (1120, 69691)]