68861360

素因数分解:

$2^4\times 5^1\times {\mathrm{673}}^1\times {\mathrm{1279}}^1$

素因数の和:1965

約数の個数: 40

約数和(自身を含む): 160465920

約数和(自身を除く): 91604560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 673, 1279, 1346, 2558, 2692, 3365, 5116, 5384, 6395, 6730, 10232, 10768, 12790, 13460, 20464, 25580, 26920, 51160, 53840, 102320, 860767, 1721534, 3443068, 4303835, 6886136, 8607670, 13772272, 17215340, 34430680, 68861360]

約数ペア:

[(1, 68861360), (2, 34430680), (4, 17215340), (5, 13772272), (8, 8607670), (10, 6886136), (16, 4303835), (20, 3443068), (40, 1721534), (80, 860767), (673, 102320), (1279, 53840), (1346, 51160), (2558, 26920), (2692, 25580), (3365, 20464), (5116, 13460), (5384, 12790), (6395, 10768), (6730, 10232)]