87836372

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{643}}^1$

素因数の和:768

約数の個数: 48

約数和(自身を含む): 172674432

約数和(自身を除く): 84838060

約数列:

[1, 2, 4, 13, 26, 37, 52, 71, 74, 142, 148, 284, 481, 643, 923, 962, 1286, 1846, 1924, 2572, 2627, 3692, 5254, 8359, 10508, 16718, 23791, 33436, 34151, 45653, 47582, 68302, 91306, 95164, 136604, 182612, 309283, 593489, 618566, 1186978, 1237132, 1689161, 2373956, 3378322, 6756644, 21959093, 43918186, 87836372]

約数ペア:

[(1, 87836372), (2, 43918186), (4, 21959093), (13, 6756644), (26, 3378322), (37, 2373956), (52, 1689161), (71, 1237132), (74, 1186978), (142, 618566), (148, 593489), (284, 309283), (481, 182612), (643, 136604), (923, 95164), (962, 91306), (1286, 68302), (1846, 47582), (1924, 45653), (2572, 34151), (2627, 33436), (3692, 23791), (5254, 16718), (8359, 10508)]