80615368

素因数分解:

$2^3\times {\mathrm{23}}^2\times {\mathrm{43}}^1\times {\mathrm{443}}^1$

素因数の和:538

約数の個数: 48

約数和(自身を含む): 162051120

約数和(自身を除く): 81435752

約数列:

[1, 2, 4, 8, 23, 43, 46, 86, 92, 172, 184, 344, 443, 529, 886, 989, 1058, 1772, 1978, 2116, 3544, 3956, 4232, 7912, 10189, 19049, 20378, 22747, 38098, 40756, 45494, 76196, 81512, 90988, 152392, 181976, 234347, 438127, 468694, 876254, 937388, 1752508, 1874776, 3505016, 10076921, 20153842, 40307684, 80615368]

約数ペア:

[(1, 80615368), (2, 40307684), (4, 20153842), (8, 10076921), (23, 3505016), (43, 1874776), (46, 1752508), (86, 937388), (92, 876254), (172, 468694), (184, 438127), (344, 234347), (443, 181976), (529, 152392), (886, 90988), (989, 81512), (1058, 76196), (1772, 45494), (1978, 40756), (2116, 38098), (3544, 22747), (3956, 20378), (4232, 19049), (7912, 10189)]