85284440

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{29207}}^1$

素因数の和:29291

約数の個数: 32

約数和(自身を含む): 194525280

約数和(自身を除く): 109240840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 29207, 58414, 116828, 146035, 233656, 292070, 584140, 1168280, 2132111, 4264222, 8528444, 10660555, 17056888, 21321110, 42642220, 85284440]

約数ペア:

[(1, 85284440), (2, 42642220), (4, 21321110), (5, 17056888), (8, 10660555), (10, 8528444), (20, 4264222), (40, 2132111), (73, 1168280), (146, 584140), (292, 292070), (365, 233656), (584, 146035), (730, 116828), (1460, 58414), (2920, 29207)]