64894390

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{14389}}^1$

素因数の和:14448

約数の個数: 32

約数和(自身を含む): 130546080

約数和(自身を除く): 65651690

約数列:

[1, 2, 5, 10, 11, 22, 41, 55, 82, 110, 205, 410, 451, 902, 2255, 4510, 14389, 28778, 71945, 143890, 158279, 316558, 589949, 791395, 1179898, 1582790, 2949745, 5899490, 6489439, 12978878, 32447195, 64894390]

約数ペア:

[(1, 64894390), (2, 32447195), (5, 12978878), (10, 6489439), (11, 5899490), (22, 2949745), (41, 1582790), (55, 1179898), (82, 791395), (110, 589949), (205, 316558), (410, 158279), (451, 143890), (902, 71945), (2255, 28778), (4510, 14389)]