71188270

素因数分解:

$2^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{199}}^1\times {\mathrm{431}}^1$

素因数の和:720

約数の個数: 32

約数和(自身を含む): 130636800

約数和(自身を除く): 59448530

約数列:

[1, 2, 5, 10, 83, 166, 199, 398, 415, 431, 830, 862, 995, 1990, 2155, 4310, 16517, 33034, 35773, 71546, 82585, 85769, 165170, 171538, 178865, 357730, 428845, 857690, 7118827, 14237654, 35594135, 71188270]

約数ペア:

[(1, 71188270), (2, 35594135), (5, 14237654), (10, 7118827), (83, 857690), (166, 428845), (199, 357730), (398, 178865), (415, 171538), (431, 165170), (830, 85769), (862, 82585), (995, 71546), (1990, 35773), (2155, 33034), (4310, 16517)]