89642855

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{499}}^1$

素因数の和:615

約数の個数: 32

約数和(自身を含む): 119040000

約数和(自身を除く): 29397145

約数列:

[1, 5, 19, 31, 61, 95, 155, 305, 499, 589, 1159, 1891, 2495, 2945, 5795, 9455, 9481, 15469, 30439, 35929, 47405, 77345, 152195, 179645, 293911, 578341, 943609, 1469555, 2891705, 4718045, 17928571, 89642855]

約数ペア:

[(1, 89642855), (5, 17928571), (19, 4718045), (31, 2891705), (61, 1469555), (95, 943609), (155, 578341), (305, 293911), (499, 179645), (589, 152195), (1159, 77345), (1891, 47405), (2495, 35929), (2945, 30439), (5795, 15469), (9455, 9481)]