26292565

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{409}}^1$

素因数の和:493

約数の個数: 32

約数和(自身を含む): 36368640

約数和(自身を除く): 10076075

約数列:

[1, 5, 13, 23, 43, 65, 115, 215, 299, 409, 559, 989, 1495, 2045, 2795, 4945, 5317, 9407, 12857, 17587, 26585, 47035, 64285, 87935, 122291, 228631, 404501, 611455, 1143155, 2022505, 5258513, 26292565]

約数ペア:

[(1, 26292565), (5, 5258513), (13, 2022505), (23, 1143155), (43, 611455), (65, 404501), (115, 228631), (215, 122291), (299, 87935), (409, 64285), (559, 47035), (989, 26585), (1495, 17587), (2045, 12857), (2795, 9407), (4945, 5317)]