80374040

素因数分解:

$2^3\times 5^1\times {\mathrm{373}}^1\times {\mathrm{5387}}^1$

素因数の和:5771

約数の個数: 32

約数和(自身を含む): 181360080

約数和(自身を除く): 100986040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 373, 746, 1492, 1865, 2984, 3730, 5387, 7460, 10774, 14920, 21548, 26935, 43096, 53870, 107740, 215480, 2009351, 4018702, 8037404, 10046755, 16074808, 20093510, 40187020, 80374040]

約数ペア:

[(1, 80374040), (2, 40187020), (4, 20093510), (5, 16074808), (8, 10046755), (10, 8037404), (20, 4018702), (40, 2009351), (373, 215480), (746, 107740), (1492, 53870), (1865, 43096), (2984, 26935), (3730, 21548), (5387, 14920), (7460, 10774)]