81251030

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61091}}^1$

素因数の和:61124

約数の個数: 32

約数和(自身を含む): 175944960

約数和(自身を除く): 94693930

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 665, 1330, 61091, 122182, 305455, 427637, 610910, 855274, 1160729, 2138185, 2321458, 4276370, 5803645, 8125103, 11607290, 16250206, 40625515, 81251030]

約数ペア:

[(1, 81251030), (2, 40625515), (5, 16250206), (7, 11607290), (10, 8125103), (14, 5803645), (19, 4276370), (35, 2321458), (38, 2138185), (70, 1160729), (95, 855274), (133, 610910), (190, 427637), (266, 305455), (665, 122182), (1330, 61091)]