85778765

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{263}}^1$

素因数の和:389

約数の個数: 32

約数和(自身を含む): 111234816

約数和(自身を除く): 25456051

約数列:

[1, 5, 37, 41, 43, 185, 205, 215, 263, 1315, 1517, 1591, 1763, 7585, 7955, 8815, 9731, 10783, 11309, 48655, 53915, 56545, 65231, 326155, 398971, 418433, 463669, 1994855, 2092165, 2318345, 17155753, 85778765]

約数ペア:

[(1, 85778765), (5, 17155753), (37, 2318345), (41, 2092165), (43, 1994855), (185, 463669), (205, 418433), (215, 398971), (263, 326155), (1315, 65231), (1517, 56545), (1591, 53915), (1763, 48655), (7585, 11309), (7955, 10783), (8815, 9731)]