84550040

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{49157}}^1$

素因数の和:49211

約数の個数: 32

約数和(自身を含む): 194665680

約数和(自身を除く): 110115640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 49157, 98314, 196628, 245785, 393256, 491570, 983140, 1966280, 2113751, 4227502, 8455004, 10568755, 16910008, 21137510, 42275020, 84550040]

約数ペア:

[(1, 84550040), (2, 42275020), (4, 21137510), (5, 16910008), (8, 10568755), (10, 8455004), (20, 4227502), (40, 2113751), (43, 1966280), (86, 983140), (172, 491570), (215, 393256), (344, 245785), (430, 196628), (860, 98314), (1720, 49157)]