89659865

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1$

素因数の和:317

約数の個数: 32

約数和(自身を含む): 116121600

約数和(自身を除く): 26461735

約数列:

[1, 5, 23, 71, 79, 115, 139, 355, 395, 695, 1633, 1817, 3197, 5609, 8165, 9085, 9869, 10981, 15985, 28045, 49345, 54905, 129007, 226987, 252563, 645035, 779651, 1134935, 1262815, 3898255, 17931973, 89659865]

約数ペア:

[(1, 89659865), (5, 17931973), (23, 3898255), (71, 1262815), (79, 1134935), (115, 779651), (139, 645035), (355, 252563), (395, 226987), (695, 129007), (1633, 54905), (1817, 49345), (3197, 28045), (5609, 15985), (8165, 10981), (9085, 9869)]