129271520

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{115421}}^1$

素因数の和:115443

約数の個数: 48

約数和(自身を含む): 349036128

約数和(自身を除く): 219764608

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 115421, 230842, 461684, 577105, 807947, 923368, 1154210, 1615894, 1846736, 2308420, 3231788, 3693472, 4039735, 4616840, 6463576, 8079470, 9233680, 12927152, 16158940, 18467360, 25854304, 32317880, 64635760, 129271520]

約数ペア:

[(1, 129271520), (2, 64635760), (4, 32317880), (5, 25854304), (7, 18467360), (8, 16158940), (10, 12927152), (14, 9233680), (16, 8079470), (20, 6463576), (28, 4616840), (32, 4039735), (35, 3693472), (40, 3231788), (56, 2308420), (70, 1846736), (80, 1615894), (112, 1154210), (140, 923368), (160, 807947), (224, 577105), (280, 461684), (560, 230842), (1120, 115421)]