82789970

素因数分解:

$2^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{41603}}^1$

素因数の和:41809

約数の個数: 16

約数和(自身を含む): 149774400

約数和(自身を除く): 66984430

約数列:

[1, 2, 5, 10, 199, 398, 995, 1990, 41603, 83206, 208015, 416030, 8278997, 16557994, 41394985, 82789970]

約数ペア:

[(1, 82789970), (2, 41394985), (5, 16557994), (10, 8278997), (199, 416030), (398, 208015), (995, 83206), (1990, 41603)]