115148840

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{66947}}^1$

素因数の和:67001

約数の個数: 32

約数和(自身を含む): 265114080

約数和(自身を除く): 149965240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 66947, 133894, 267788, 334735, 535576, 669470, 1338940, 2677880, 2878721, 5757442, 11514884, 14393605, 23029768, 28787210, 57574420, 115148840]

約数ペア:

[(1, 115148840), (2, 57574420), (4, 28787210), (5, 23029768), (8, 14393605), (10, 11514884), (20, 5757442), (40, 2878721), (43, 2677880), (86, 1338940), (172, 669470), (215, 535576), (344, 334735), (430, 267788), (860, 133894), (1720, 66947)]