80188528

素因数分解:

$2^4\times 7^1\times {\mathrm{715969}}^1$

素因数の和:715984

約数の個数: 20

約数和(自身を含む): 177560560

約数和(自身を除く): 97372032

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 715969, 1431938, 2863876, 5011783, 5727752, 10023566, 11455504, 20047132, 40094264, 80188528]

約数ペア:

[(1, 80188528), (2, 40094264), (4, 20047132), (7, 11455504), (8, 10023566), (14, 5727752), (16, 5011783), (28, 2863876), (56, 1431938), (112, 715969)]