80449160

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{182839}}^1$

素因数の和:182861

約数の個数: 32

約数和(自身を含む): 197467200

約数和(自身を除く): 117018040

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 182839, 365678, 731356, 914195, 1462712, 1828390, 2011229, 3656780, 4022458, 7313560, 8044916, 10056145, 16089832, 20112290, 40224580, 80449160]

約数ペア:

[(1, 80449160), (2, 40224580), (4, 20112290), (5, 16089832), (8, 10056145), (10, 8044916), (11, 7313560), (20, 4022458), (22, 3656780), (40, 2011229), (44, 1828390), (55, 1462712), (88, 914195), (110, 731356), (220, 365678), (440, 182839)]