78866110

素因数分解:

$2^1\times 5^1\times {\mathrm{379}}^1\times {\mathrm{20809}}^1$

素因数の和:21195

約数の個数: 16

約数和(自身を含む): 142340400

約数和(自身を除く): 63474290

約数列:

[1, 2, 5, 10, 379, 758, 1895, 3790, 20809, 41618, 104045, 208090, 7886611, 15773222, 39433055, 78866110]

約数ペア:

[(1, 78866110), (2, 39433055), (5, 15773222), (10, 7886611), (379, 208090), (758, 104045), (1895, 41618), (3790, 20809)]