68917312

素因数分解:

$2^6\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1$

素因数の和:339

約数の個数: 56

約数和(自身を含む): 141102080

約数和(自身を除く): 72184768

約数列:

[1, 2, 4, 8, 16, 32, 61, 64, 122, 127, 139, 244, 254, 278, 488, 508, 556, 976, 1016, 1112, 1952, 2032, 2224, 3904, 4064, 4448, 7747, 8128, 8479, 8896, 15494, 16958, 17653, 30988, 33916, 35306, 61976, 67832, 70612, 123952, 135664, 141224, 247904, 271328, 282448, 495808, 542656, 564896, 1076833, 1129792, 2153666, 4307332, 8614664, 17229328, 34458656, 68917312]

約数ペア:

[(1, 68917312), (2, 34458656), (4, 17229328), (8, 8614664), (16, 4307332), (32, 2153666), (61, 1129792), (64, 1076833), (122, 564896), (127, 542656), (139, 495808), (244, 282448), (254, 271328), (278, 247904), (488, 141224), (508, 135664), (556, 123952), (976, 70612), (1016, 67832), (1112, 61976), (1952, 35306), (2032, 33916), (2224, 30988), (3904, 17653), (4064, 16958), (4448, 15494), (7747, 8896), (8128, 8479)]