81540592

素因数分解:

$2^4\times 7^1\times {\mathrm{499}}^1\times {\mathrm{1459}}^1$

素因数の和:1973

約数の個数: 40

約数和(自身を含む): 181040000

約数和(自身を除く): 99499408

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 499, 998, 1459, 1996, 2918, 3493, 3992, 5836, 6986, 7984, 10213, 11672, 13972, 20426, 23344, 27944, 40852, 55888, 81704, 163408, 728041, 1456082, 2912164, 5096287, 5824328, 10192574, 11648656, 20385148, 40770296, 81540592]

約数ペア:

[(1, 81540592), (2, 40770296), (4, 20385148), (7, 11648656), (8, 10192574), (14, 5824328), (16, 5096287), (28, 2912164), (56, 1456082), (112, 728041), (499, 163408), (998, 81704), (1459, 55888), (1996, 40852), (2918, 27944), (3493, 23344), (3992, 20426), (5836, 13972), (6986, 11672), (7984, 10213)]