80107450

素因数分解:

$2^1\times 5^2\times {\mathrm{83}}^1\times {\mathrm{97}}^1\times {\mathrm{199}}^1$

素因数の和:391

約数の個数: 48

約数和(自身を含む): 153115200

約数和(自身を除く): 73007750

約数列:

[1, 2, 5, 10, 25, 50, 83, 97, 166, 194, 199, 398, 415, 485, 830, 970, 995, 1990, 2075, 2425, 4150, 4850, 4975, 8051, 9950, 16102, 16517, 19303, 33034, 38606, 40255, 80510, 82585, 96515, 165170, 193030, 201275, 402550, 412925, 482575, 825850, 965150, 1602149, 3204298, 8010745, 16021490, 40053725, 80107450]

約数ペア:

[(1, 80107450), (2, 40053725), (5, 16021490), (10, 8010745), (25, 3204298), (50, 1602149), (83, 965150), (97, 825850), (166, 482575), (194, 412925), (199, 402550), (398, 201275), (415, 193030), (485, 165170), (830, 96515), (970, 82585), (995, 80510), (1990, 40255), (2075, 38606), (2425, 33034), (4150, 19303), (4850, 16517), (4975, 16102), (8051, 9950)]