77031715

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1$

素因数の和:307

約数の個数: 32

約数和(自身を含む): 99993600

約数和(自身を除く): 22961885

約数列:

[1, 5, 23, 61, 79, 115, 139, 305, 395, 695, 1403, 1817, 3197, 4819, 7015, 8479, 9085, 10981, 15985, 24095, 42395, 54905, 110837, 195017, 252563, 554185, 669841, 975085, 1262815, 3349205, 15406343, 77031715]

約数ペア:

[(1, 77031715), (5, 15406343), (23, 3349205), (61, 1262815), (79, 975085), (115, 669841), (139, 554185), (305, 252563), (395, 195017), (695, 110837), (1403, 54905), (1817, 42395), (3197, 24095), (4819, 15985), (7015, 10981), (8479, 9085)]