78270160

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{10993}}^1$

素因数の和:11095

約数の個数: 40

約数和(自身を含む): 184039560

約数和(自身を除く): 105769400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 356, 445, 712, 890, 1424, 1780, 3560, 7120, 10993, 21986, 43972, 54965, 87944, 109930, 175888, 219860, 439720, 879440, 978377, 1956754, 3913508, 4891885, 7827016, 9783770, 15654032, 19567540, 39135080, 78270160]

約数ペア:

[(1, 78270160), (2, 39135080), (4, 19567540), (5, 15654032), (8, 9783770), (10, 7827016), (16, 4891885), (20, 3913508), (40, 1956754), (80, 978377), (89, 879440), (178, 439720), (356, 219860), (445, 175888), (712, 109930), (890, 87944), (1424, 54965), (1780, 43972), (3560, 21986), (7120, 10993)]