81495344

素因数分解:

$2^4\times 7^1\times {\mathrm{53}}^1\times {\mathrm{13729}}^1$

素因数の和:13797

約数の個数: 40

約数和(自身を含む): 183872160

約数和(自身を除く): 102376816

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 53, 56, 106, 112, 212, 371, 424, 742, 848, 1484, 2968, 5936, 13729, 27458, 54916, 96103, 109832, 192206, 219664, 384412, 727637, 768824, 1455274, 1537648, 2910548, 5093459, 5821096, 10186918, 11642192, 20373836, 40747672, 81495344]

約数ペア:

[(1, 81495344), (2, 40747672), (4, 20373836), (7, 11642192), (8, 10186918), (14, 5821096), (16, 5093459), (28, 2910548), (53, 1537648), (56, 1455274), (106, 768824), (112, 727637), (212, 384412), (371, 219664), (424, 192206), (742, 109832), (848, 96103), (1484, 54916), (2968, 27458), (5936, 13729)]