65778988

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{311}}^1$

素因数の和:379

約数の個数: 72

約数和(自身を含む): 139426560

約数和(自身を除く): 73647572

約数列:

[1, 2, 4, 11, 19, 22, 23, 38, 44, 46, 76, 92, 121, 209, 242, 253, 311, 418, 437, 484, 506, 622, 836, 874, 1012, 1244, 1748, 2299, 2783, 3421, 4598, 4807, 5566, 5909, 6842, 7153, 9196, 9614, 11132, 11818, 13684, 14306, 19228, 23636, 28612, 37631, 52877, 64999, 75262, 78683, 105754, 129998, 135907, 150524, 157366, 211508, 259996, 271814, 314732, 543628, 714989, 865513, 1429978, 1494977, 1731026, 2859956, 2989954, 3462052, 5979908, 16444747, 32889494, 65778988]

約数ペア:

[(1, 65778988), (2, 32889494), (4, 16444747), (11, 5979908), (19, 3462052), (22, 2989954), (23, 2859956), (38, 1731026), (44, 1494977), (46, 1429978), (76, 865513), (92, 714989), (121, 543628), (209, 314732), (242, 271814), (253, 259996), (311, 211508), (418, 157366), (437, 150524), (484, 135907), (506, 129998), (622, 105754), (836, 78683), (874, 75262), (1012, 64999), (1244, 52877), (1748, 37631), (2299, 28612), (2783, 23636), (3421, 19228), (4598, 14306), (4807, 13684), (5566, 11818), (5909, 11132), (6842, 9614), (7153, 9196)]