78870080

素因数分解:

$2^6\times 5^1\times {\mathrm{246469}}^1$

素因数の和:246486

約数の個数: 28

約数和(自身を含む): 187810140

約数和(自身を除く): 108940060

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 246469, 492938, 985876, 1232345, 1971752, 2464690, 3943504, 4929380, 7887008, 9858760, 15774016, 19717520, 39435040, 78870080]

約数ペア:

[(1, 78870080), (2, 39435040), (4, 19717520), (5, 15774016), (8, 9858760), (10, 7887008), (16, 4929380), (20, 3943504), (32, 2464690), (40, 1971752), (64, 1232345), (80, 985876), (160, 492938), (320, 246469)]