40821568

素因数分解:

$2^6\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{331}}^1$

素因数の和:431

約数の個数: 56

約数和(自身を含む): 85002624

約数和(自身を除く): 44181056

約数列:

[1, 2, 4, 8, 16, 32, 41, 47, 64, 82, 94, 164, 188, 328, 331, 376, 656, 662, 752, 1312, 1324, 1504, 1927, 2624, 2648, 3008, 3854, 5296, 7708, 10592, 13571, 15416, 15557, 21184, 27142, 30832, 31114, 54284, 61664, 62228, 108568, 123328, 124456, 217136, 248912, 434272, 497824, 637837, 868544, 995648, 1275674, 2551348, 5102696, 10205392, 20410784, 40821568]

約数ペア:

[(1, 40821568), (2, 20410784), (4, 10205392), (8, 5102696), (16, 2551348), (32, 1275674), (41, 995648), (47, 868544), (64, 637837), (82, 497824), (94, 434272), (164, 248912), (188, 217136), (328, 124456), (331, 123328), (376, 108568), (656, 62228), (662, 61664), (752, 54284), (1312, 31114), (1324, 30832), (1504, 27142), (1927, 21184), (2624, 15557), (2648, 15416), (3008, 13571), (3854, 10592), (5296, 7708)]