86876720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{155137}}^1$

素因数の和:155157

約数の個数: 40

約数和(自身を含む): 230845344

約数和(自身を除く): 143968624

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 155137, 310274, 620548, 775685, 1085959, 1241096, 1551370, 2171918, 2482192, 3102740, 4343836, 5429795, 6205480, 8687672, 10859590, 12410960, 17375344, 21719180, 43438360, 86876720]

約数ペア:

[(1, 86876720), (2, 43438360), (4, 21719180), (5, 17375344), (7, 12410960), (8, 10859590), (10, 8687672), (14, 6205480), (16, 5429795), (20, 4343836), (28, 3102740), (35, 2482192), (40, 2171918), (56, 1551370), (70, 1241096), (80, 1085959), (112, 775685), (140, 620548), (280, 310274), (560, 155137)]