80512985

素因数分解:

$5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{877}}^1$

素因数の和:993

約数の個数: 32

約数和(自身を含む): 114968832

約数和(自身を除く): 34455847

約数列:

[1, 5, 7, 35, 43, 61, 215, 301, 305, 427, 877, 1505, 2135, 2623, 4385, 6139, 13115, 18361, 30695, 37711, 53497, 91805, 188555, 263977, 267485, 374479, 1319885, 1872395, 2300371, 11501855, 16102597, 80512985]

約数ペア:

[(1, 80512985), (5, 16102597), (7, 11501855), (35, 2300371), (43, 1872395), (61, 1319885), (215, 374479), (301, 267485), (305, 263977), (427, 188555), (877, 91805), (1505, 53497), (2135, 37711), (2623, 30695), (4385, 18361), (6139, 13115)]