80721664

素因数分解:

$2^8\times {\mathrm{43}}^1\times {\mathrm{7333}}^1$

素因数の和:7392

約数の個数: 36

約数和(自身を含む): 164897656

約数和(自身を除く): 84175992

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 128, 172, 256, 344, 688, 1376, 2752, 5504, 7333, 11008, 14666, 29332, 58664, 117328, 234656, 315319, 469312, 630638, 938624, 1261276, 1877248, 2522552, 5045104, 10090208, 20180416, 40360832, 80721664]

約数ペア:

[(1, 80721664), (2, 40360832), (4, 20180416), (8, 10090208), (16, 5045104), (32, 2522552), (43, 1877248), (64, 1261276), (86, 938624), (128, 630638), (172, 469312), (256, 315319), (344, 234656), (688, 117328), (1376, 58664), (2752, 29332), (5504, 14666), (7333, 11008)]