66419648

素因数分解:

$2^6\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{311}}^1$

素因数の和:441

約数の個数: 56

約数和(自身を含む): 136940544

約数和(自身を除く): 70520896

約数列:

[1, 2, 4, 8, 16, 32, 47, 64, 71, 94, 142, 188, 284, 311, 376, 568, 622, 752, 1136, 1244, 1504, 2272, 2488, 3008, 3337, 4544, 4976, 6674, 9952, 13348, 14617, 19904, 22081, 26696, 29234, 44162, 53392, 58468, 88324, 106784, 116936, 176648, 213568, 233872, 353296, 467744, 706592, 935488, 1037807, 1413184, 2075614, 4151228, 8302456, 16604912, 33209824, 66419648]

約数ペア:

[(1, 66419648), (2, 33209824), (4, 16604912), (8, 8302456), (16, 4151228), (32, 2075614), (47, 1413184), (64, 1037807), (71, 935488), (94, 706592), (142, 467744), (188, 353296), (284, 233872), (311, 213568), (376, 176648), (568, 116936), (622, 106784), (752, 88324), (1136, 58468), (1244, 53392), (1504, 44162), (2272, 29234), (2488, 26696), (3008, 22081), (3337, 19904), (4544, 14617), (4976, 13348), (6674, 9952)]