78083560

素因数分解:

$2^3\times 5^1\times {\mathrm{1952089}}^1$

素因数の和:1952100

約数の個数: 16

約数和(自身を含む): 175688100

約数和(自身を除く): 97604540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1952089, 3904178, 7808356, 9760445, 15616712, 19520890, 39041780, 78083560]

約数ペア:

[(1, 78083560), (2, 39041780), (4, 19520890), (5, 15616712), (8, 9760445), (10, 7808356), (20, 3904178), (40, 1952089)]