80847730

素因数分解:

$2^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{40627}}^1$

素因数の和:40833

約数の個数: 16

約数和(自身を含む): 146260800

約数和(自身を除く): 65413070

約数列:

[1, 2, 5, 10, 199, 398, 995, 1990, 40627, 81254, 203135, 406270, 8084773, 16169546, 40423865, 80847730]

約数ペア:

[(1, 80847730), (2, 40423865), (5, 16169546), (10, 8084773), (199, 406270), (398, 203135), (995, 81254), (1990, 40627)]