80767504

素因数分解:

$2^4\times {\mathrm{521}}^1\times {\mathrm{9689}}^1$

素因数の和:10218

約数の個数: 20

約数和(自身を含む): 156803580

約数和(自身を除く): 76036076

約数列:

[1, 2, 4, 8, 16, 521, 1042, 2084, 4168, 8336, 9689, 19378, 38756, 77512, 155024, 5047969, 10095938, 20191876, 40383752, 80767504]

約数ペア:

[(1, 80767504), (2, 40383752), (4, 20191876), (8, 10095938), (16, 5047969), (521, 155024), (1042, 77512), (2084, 38756), (4168, 19378), (8336, 9689)]