80081516

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{499}}^1\times {\mathrm{757}}^1$

素因数の和:1313

約数の個数: 24

約数和(自身を含む): 143262000

約数和(自身を除く): 63180484

約数列:

[1, 2, 4, 53, 106, 212, 499, 757, 998, 1514, 1996, 3028, 26447, 40121, 52894, 80242, 105788, 160484, 377743, 755486, 1510972, 20020379, 40040758, 80081516]

約数ペア:

[(1, 80081516), (2, 40040758), (4, 20020379), (53, 1510972), (106, 755486), (212, 377743), (499, 160484), (757, 105788), (998, 80242), (1514, 52894), (1996, 40121), (3028, 26447)]