66284440

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{24733}}^1$

素因数の和:24811

約数の個数: 32

約数和(自身を含む): 151372080

約数和(自身を除く): 85087640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 2680, 24733, 49466, 98932, 123665, 197864, 247330, 494660, 989320, 1657111, 3314222, 6628444, 8285555, 13256888, 16571110, 33142220, 66284440]

約数ペア:

[(1, 66284440), (2, 33142220), (4, 16571110), (5, 13256888), (8, 8285555), (10, 6628444), (20, 3314222), (40, 1657111), (67, 989320), (134, 494660), (268, 247330), (335, 197864), (536, 123665), (670, 98932), (1340, 49466), (2680, 24733)]