78821032

素因数分解:

$2^3\times {\mathrm{137}}^1\times {\mathrm{71917}}^1$

素因数の和:72060

約数の個数: 16

約数和(自身を含む): 148870260

約数和(自身を除く): 70049228

約数列:

[1, 2, 4, 8, 137, 274, 548, 1096, 71917, 143834, 287668, 575336, 9852629, 19705258, 39410516, 78821032]

約数ペア:

[(1, 78821032), (2, 39410516), (4, 19705258), (8, 9852629), (137, 575336), (274, 287668), (548, 143834), (1096, 71917)]