80518186

素因数分解:

$2^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{28901}}^1$

素因数の和:29109

約数の個数: 16

約数和(自身を含む): 138729600

約数和(自身を除く): 58211414

約数列:

[1, 2, 7, 14, 199, 398, 1393, 2786, 28901, 57802, 202307, 404614, 5751299, 11502598, 40259093, 80518186]

約数ペア:

[(1, 80518186), (2, 40259093), (7, 11502598), (14, 5751299), (199, 404614), (398, 202307), (1393, 57802), (2786, 28901)]