128805488

素因数分解:

$2^4\times 7^1\times {\mathrm{131}}^1\times {\mathrm{8779}}^1$

素因数の和:8925

約数の個数: 40

約数和(自身を含む): 287422080

約数和(自身を除く): 158616592

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 131, 262, 524, 917, 1048, 1834, 2096, 3668, 7336, 8779, 14672, 17558, 35116, 61453, 70232, 122906, 140464, 245812, 491624, 983248, 1150049, 2300098, 4600196, 8050343, 9200392, 16100686, 18400784, 32201372, 64402744, 128805488]

約数ペア:

[(1, 128805488), (2, 64402744), (4, 32201372), (7, 18400784), (8, 16100686), (14, 9200392), (16, 8050343), (28, 4600196), (56, 2300098), (112, 1150049), (131, 983248), (262, 491624), (524, 245812), (917, 140464), (1048, 122906), (1834, 70232), (2096, 61453), (3668, 35116), (7336, 17558), (8779, 14672)]