68207680

素因数分解:

$2^6\times 5^1\times {\mathrm{213149}}^1$

素因数の和:213166

約数の個数: 28

約数和(自身を含む): 162420300

約数和(自身を除く): 94212620

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 213149, 426298, 852596, 1065745, 1705192, 2131490, 3410384, 4262980, 6820768, 8525960, 13641536, 17051920, 34103840, 68207680]

約数ペア:

[(1, 68207680), (2, 34103840), (4, 17051920), (5, 13641536), (8, 8525960), (10, 6820768), (16, 4262980), (20, 3410384), (32, 2131490), (40, 1705192), (64, 1065745), (80, 852596), (160, 426298), (320, 213149)]