71195680

素因数分解:

$2^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{10853}}^1$

素因数の和:10909

約数の個数: 48

約数和(自身を含む): 172318104

約数和(自身を除く): 101122424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 80, 82, 160, 164, 205, 328, 410, 656, 820, 1312, 1640, 3280, 6560, 10853, 21706, 43412, 54265, 86824, 108530, 173648, 217060, 347296, 434120, 444973, 868240, 889946, 1736480, 1779892, 2224865, 3559784, 4449730, 7119568, 8899460, 14239136, 17798920, 35597840, 71195680]

約数ペア:

[(1, 71195680), (2, 35597840), (4, 17798920), (5, 14239136), (8, 8899460), (10, 7119568), (16, 4449730), (20, 3559784), (32, 2224865), (40, 1779892), (41, 1736480), (80, 889946), (82, 868240), (160, 444973), (164, 434120), (205, 347296), (328, 217060), (410, 173648), (656, 108530), (820, 86824), (1312, 54265), (1640, 43412), (3280, 21706), (6560, 10853)]