80780216

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{19531}}^1$

素因数の和:19595

約数の個数: 32

約数和(自身を含む): 168756480

約数和(自身を除く): 87976264

約数列:

[1, 2, 4, 8, 11, 22, 44, 47, 88, 94, 188, 376, 517, 1034, 2068, 4136, 19531, 39062, 78124, 156248, 214841, 429682, 859364, 917957, 1718728, 1835914, 3671828, 7343656, 10097527, 20195054, 40390108, 80780216]

約数ペア:

[(1, 80780216), (2, 40390108), (4, 20195054), (8, 10097527), (11, 7343656), (22, 3671828), (44, 1835914), (47, 1718728), (88, 917957), (94, 859364), (188, 429682), (376, 214841), (517, 156248), (1034, 78124), (2068, 39062), (4136, 19531)]