75108215

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{383}}^1\times {\mathrm{431}}^1$

素因数の和:839

約数の個数: 32

約数和(自身を含む): 111476736

約数和(自身を除く): 36368521

約数列:

[1, 5, 7, 13, 35, 65, 91, 383, 431, 455, 1915, 2155, 2681, 3017, 4979, 5603, 13405, 15085, 24895, 28015, 34853, 39221, 165073, 174265, 196105, 825365, 1155511, 2145949, 5777555, 10729745, 15021643, 75108215]

約数ペア:

[(1, 75108215), (5, 15021643), (7, 10729745), (13, 5777555), (35, 2145949), (65, 1155511), (91, 825365), (383, 196105), (431, 174265), (455, 165073), (1915, 39221), (2155, 34853), (2681, 28015), (3017, 24895), (4979, 15085), (5603, 13405)]