72354410

素因数分解:

$2^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{199}}^1\times {\mathrm{353}}^1$

素因数の和:662

約数の個数: 32

約数和(自身を含む): 132537600

約数和(自身を除く): 60183190

約数列:

[1, 2, 5, 10, 103, 199, 206, 353, 398, 515, 706, 995, 1030, 1765, 1990, 3530, 20497, 36359, 40994, 70247, 72718, 102485, 140494, 181795, 204970, 351235, 363590, 702470, 7235441, 14470882, 36177205, 72354410]

約数ペア:

[(1, 72354410), (2, 36177205), (5, 14470882), (10, 7235441), (103, 702470), (199, 363590), (206, 351235), (353, 204970), (398, 181795), (515, 140494), (706, 102485), (995, 72718), (1030, 70247), (1765, 40994), (1990, 36359), (3530, 20497)]