85707784

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{10639}}^1$

素因数の和:10717

約数の個数: 32

約数和(自身を含む): 172368000

約数和(自身を除く): 86660216

約数列:

[1, 2, 4, 8, 19, 38, 53, 76, 106, 152, 212, 424, 1007, 2014, 4028, 8056, 10639, 21278, 42556, 85112, 202141, 404282, 563867, 808564, 1127734, 1617128, 2255468, 4510936, 10713473, 21426946, 42853892, 85707784]

約数ペア:

[(1, 85707784), (2, 42853892), (4, 21426946), (8, 10713473), (19, 4510936), (38, 2255468), (53, 1617128), (76, 1127734), (106, 808564), (152, 563867), (212, 404282), (424, 202141), (1007, 85112), (2014, 42556), (4028, 21278), (8056, 10639)]