161275888

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{325153}}^1$

素因数の和:325192

約数の個数: 20

約数和(自身を含む): 322552768

約数和(自身を除く): 161276880

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 325153, 650306, 1300612, 2601224, 5202448, 10079743, 20159486, 40318972, 80637944, 161275888]

約数ペア:

[(1, 161275888), (2, 80637944), (4, 40318972), (8, 20159486), (16, 10079743), (31, 5202448), (62, 2601224), (124, 1300612), (248, 650306), (496, 325153)]