66398255

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{313}}^1$

素因数の和:384

約数の個数: 64

約数和(自身を含む): 108518400

約数和(自身を除く): 42120145

約数列:

[1, 5, 7, 11, 19, 29, 35, 55, 77, 95, 133, 145, 203, 209, 313, 319, 385, 551, 665, 1015, 1045, 1463, 1565, 1595, 2191, 2233, 2755, 3443, 3857, 5947, 6061, 7315, 9077, 10955, 11165, 17215, 19285, 24101, 29735, 30305, 41629, 42427, 45385, 63539, 65417, 99847, 120505, 172463, 208145, 212135, 317695, 327085, 457919, 499235, 698929, 862315, 1207241, 1897093, 2289595, 3494645, 6036205, 9485465, 13279651, 66398255]

約数ペア:

[(1, 66398255), (5, 13279651), (7, 9485465), (11, 6036205), (19, 3494645), (29, 2289595), (35, 1897093), (55, 1207241), (77, 862315), (95, 698929), (133, 499235), (145, 457919), (203, 327085), (209, 317695), (313, 212135), (319, 208145), (385, 172463), (551, 120505), (665, 99847), (1015, 65417), (1045, 63539), (1463, 45385), (1565, 42427), (1595, 41629), (2191, 30305), (2233, 29735), (2755, 24101), (3443, 19285), (3857, 17215), (5947, 11165), (6061, 10955), (7315, 9077)]