81821981510

素因数分解:

$2^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{541}}^1\times {\mathrm{146837}}^1$

素因数の和:147488

約数の個数: 32

約数和(自身を含む): 148985358912

約数和(自身を除く): 67163377402

約数列:

[1, 2, 5, 10, 103, 206, 515, 541, 1030, 1082, 2705, 5410, 55723, 111446, 146837, 278615, 293674, 557230, 734185, 1468370, 15124211, 30248422, 75621055, 79438817, 151242110, 158877634, 397194085, 794388170, 8182198151, 16364396302, 40910990755, 81821981510]

約数ペア:

[(1, 81821981510), (2, 40910990755), (5, 16364396302), (10, 8182198151), (103, 794388170), (206, 397194085), (515, 158877634), (541, 151242110), (1030, 79438817), (1082, 75621055), (2705, 30248422), (5410, 15124211), (55723, 1468370), (111446, 734185), (146837, 557230), (278615, 293674)]