158581480

素因数分解:

$2^3\times 5^1\times {\mathrm{1559}}^1\times {\mathrm{2543}}^1$

素因数の和:4113

約数の個数: 32

約数和(自身を含む): 357177600

約数和(自身を除く): 198596120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1559, 2543, 3118, 5086, 6236, 7795, 10172, 12472, 12715, 15590, 20344, 25430, 31180, 50860, 62360, 101720, 3964537, 7929074, 15858148, 19822685, 31716296, 39645370, 79290740, 158581480]

約数ペア:

[(1, 158581480), (2, 79290740), (4, 39645370), (5, 31716296), (8, 19822685), (10, 15858148), (20, 7929074), (40, 3964537), (1559, 101720), (2543, 62360), (3118, 50860), (5086, 31180), (6236, 25430), (7795, 20344), (10172, 15590), (12472, 12715)]