80072890

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{20479}}^1$

素因数の和:20526

約数の個数: 32

約数和(自身を含む): 159252480

約数和(自身を除く): 79179590

約数列:

[1, 2, 5, 10, 17, 23, 34, 46, 85, 115, 170, 230, 391, 782, 1955, 3910, 20479, 40958, 102395, 204790, 348143, 471017, 696286, 942034, 1740715, 2355085, 3481430, 4710170, 8007289, 16014578, 40036445, 80072890]

約数ペア:

[(1, 80072890), (2, 40036445), (5, 16014578), (10, 8007289), (17, 4710170), (23, 3481430), (34, 2355085), (46, 1740715), (85, 942034), (115, 696286), (170, 471017), (230, 348143), (391, 204790), (782, 102395), (1955, 40958), (3910, 20479)]