65881805

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{313}}^1$

素因数の和:461

約数の個数: 32

約数和(自身を含む): 89527680

約数和(自身を除く): 23645875

約数列:

[1, 5, 11, 43, 55, 89, 215, 313, 445, 473, 979, 1565, 2365, 3443, 3827, 4895, 13459, 17215, 19135, 27857, 42097, 67295, 139285, 148049, 210485, 306427, 740245, 1197851, 1532135, 5989255, 13176361, 65881805]

約数ペア:

[(1, 65881805), (5, 13176361), (11, 5989255), (43, 1532135), (55, 1197851), (89, 740245), (215, 306427), (313, 210485), (445, 148049), (473, 139285), (979, 67295), (1565, 42097), (2365, 27857), (3443, 19135), (3827, 17215), (4895, 13459)]