86078780

素因数分解:

$2^2\times 5^1\times {\mathrm{557}}^1\times {\mathrm{7727}}^1$

素因数の和:8293

約数の個数: 24

約数和(自身を含む): 181113408

約数和(自身を除く): 95034628

約数列:

[1, 2, 4, 5, 10, 20, 557, 1114, 2228, 2785, 5570, 7727, 11140, 15454, 30908, 38635, 77270, 154540, 4303939, 8607878, 17215756, 21519695, 43039390, 86078780]

約数ペア:

[(1, 86078780), (2, 43039390), (4, 21519695), (5, 17215756), (10, 8607878), (20, 4303939), (557, 154540), (1114, 77270), (2228, 38635), (2785, 30908), (5570, 15454), (7727, 11140)]