90475768

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{509}}^1\times {\mathrm{1307}}^1$

素因数の和:1839

約数の個数: 32

約数和(自身を含む): 180111600

約数和(自身を除く): 89635832

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 509, 1018, 1307, 2036, 2614, 4072, 5228, 8653, 10456, 17306, 22219, 34612, 44438, 69224, 88876, 177752, 665263, 1330526, 2661052, 5322104, 11309471, 22618942, 45237884, 90475768]

約数ペア:

[(1, 90475768), (2, 45237884), (4, 22618942), (8, 11309471), (17, 5322104), (34, 2661052), (68, 1330526), (136, 665263), (509, 177752), (1018, 88876), (1307, 69224), (2036, 44438), (2614, 34612), (4072, 22219), (5228, 17306), (8653, 10456)]