80782856

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{659}}^1$

素因数の和:882

約数の個数: 64

約数和(自身を含む): 190080000

約数和(自身を除く): 109297144

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 199, 308, 398, 616, 659, 796, 1318, 1393, 1592, 2189, 2636, 2786, 4378, 4613, 5272, 5572, 7249, 8756, 9226, 11144, 14498, 15323, 17512, 18452, 28996, 30646, 36904, 50743, 57992, 61292, 101486, 122584, 131141, 202972, 262282, 405944, 524564, 917987, 1049128, 1442551, 1835974, 2885102, 3671948, 5770204, 7343896, 10097857, 11540408, 20195714, 40391428, 80782856]

約数ペア:

[(1, 80782856), (2, 40391428), (4, 20195714), (7, 11540408), (8, 10097857), (11, 7343896), (14, 5770204), (22, 3671948), (28, 2885102), (44, 1835974), (56, 1442551), (77, 1049128), (88, 917987), (154, 524564), (199, 405944), (308, 262282), (398, 202972), (616, 131141), (659, 122584), (796, 101486), (1318, 61292), (1393, 57992), (1592, 50743), (2189, 36904), (2636, 30646), (2786, 28996), (4378, 18452), (4613, 17512), (5272, 15323), (5572, 14498), (7249, 11144), (8756, 9226)]