81836912

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{6997}}^1$

素因数の和:7065

約数の個数: 40

約数和(自身を含む): 171814896

約数和(自身を除く): 89977984

約数列:

[1, 2, 4, 8, 16, 17, 34, 43, 68, 86, 136, 172, 272, 344, 688, 731, 1462, 2924, 5848, 6997, 11696, 13994, 27988, 55976, 111952, 118949, 237898, 300871, 475796, 601742, 951592, 1203484, 1903184, 2406968, 4813936, 5114807, 10229614, 20459228, 40918456, 81836912]

約数ペア:

[(1, 81836912), (2, 40918456), (4, 20459228), (8, 10229614), (16, 5114807), (17, 4813936), (34, 2406968), (43, 1903184), (68, 1203484), (86, 951592), (136, 601742), (172, 475796), (272, 300871), (344, 237898), (688, 118949), (731, 111952), (1462, 55976), (2924, 27988), (5848, 13994), (6997, 11696)]