64639168

素因数分解:

$2^6\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{491}}^1$

素因数の和:542

約数の個数: 84

約数和(自身を含む): 149586696

約数和(自身を除く): 84947528

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 32, 34, 44, 64, 68, 88, 121, 136, 176, 187, 242, 272, 352, 374, 484, 491, 544, 704, 748, 968, 982, 1088, 1496, 1936, 1964, 2057, 2992, 3872, 3928, 4114, 5401, 5984, 7744, 7856, 8228, 8347, 10802, 11968, 15712, 16456, 16694, 21604, 31424, 32912, 33388, 43208, 59411, 65824, 66776, 86416, 91817, 118822, 131648, 133552, 172832, 183634, 237644, 267104, 345664, 367268, 475288, 534208, 734536, 950576, 1009987, 1469072, 1901152, 2019974, 2938144, 3802304, 4039948, 5876288, 8079896, 16159792, 32319584, 64639168]

約数ペア:

[(1, 64639168), (2, 32319584), (4, 16159792), (8, 8079896), (11, 5876288), (16, 4039948), (17, 3802304), (22, 2938144), (32, 2019974), (34, 1901152), (44, 1469072), (64, 1009987), (68, 950576), (88, 734536), (121, 534208), (136, 475288), (176, 367268), (187, 345664), (242, 267104), (272, 237644), (352, 183634), (374, 172832), (484, 133552), (491, 131648), (544, 118822), (704, 91817), (748, 86416), (968, 66776), (982, 65824), (1088, 59411), (1496, 43208), (1936, 33388), (1964, 32912), (2057, 31424), (2992, 21604), (3872, 16694), (3928, 16456), (4114, 15712), (5401, 11968), (5984, 10802), (7744, 8347), (7856, 8228)]