77996980

素因数分解:

$2^2\times 5^1\times {\mathrm{463}}^1\times {\mathrm{8423}}^1$

素因数の和:8895

約数の個数: 24

約数和(自身を含む): 164166912

約数和(自身を除く): 86169932

約数列:

[1, 2, 4, 5, 10, 20, 463, 926, 1852, 2315, 4630, 8423, 9260, 16846, 33692, 42115, 84230, 168460, 3899849, 7799698, 15599396, 19499245, 38998490, 77996980]

約数ペア:

[(1, 77996980), (2, 38998490), (4, 19499245), (5, 15599396), (10, 7799698), (20, 3899849), (463, 168460), (926, 84230), (1852, 42115), (2315, 33692), (4630, 16846), (8423, 9260)]