80000816

素因数分解:

$2^4\times 7^1\times {\mathrm{193}}^1\times {\mathrm{3701}}^1$

素因数の和:3909

約数の個数: 40

約数和(自身を含む): 178110624

約数和(自身を除く): 98109808

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 193, 386, 772, 1351, 1544, 2702, 3088, 3701, 5404, 7402, 10808, 14804, 21616, 25907, 29608, 51814, 59216, 103628, 207256, 414512, 714293, 1428586, 2857172, 5000051, 5714344, 10000102, 11428688, 20000204, 40000408, 80000816]

約数ペア:

[(1, 80000816), (2, 40000408), (4, 20000204), (7, 11428688), (8, 10000102), (14, 5714344), (16, 5000051), (28, 2857172), (56, 1428586), (112, 714293), (193, 414512), (386, 207256), (772, 103628), (1351, 59216), (1544, 51814), (2702, 29608), (3088, 25907), (3701, 21616), (5404, 14804), (7402, 10808)]