80129924

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{60889}}^1$

素因数の和:60947

約数の個数: 24

約数和(自身を含む): 163672320

約数和(自身を除く): 83542396

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 188, 329, 658, 1316, 60889, 121778, 243556, 426223, 852446, 1704892, 2861783, 5723566, 11447132, 20032481, 40064962, 80129924]

約数ペア:

[(1, 80129924), (2, 40064962), (4, 20032481), (7, 11447132), (14, 5723566), (28, 2861783), (47, 1704892), (94, 852446), (188, 426223), (329, 243556), (658, 121778), (1316, 60889)]