66802060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{256931}}^1$

素因数の和:256953

約数の個数: 24

約数和(自身を含む): 151076016

約数和(自身を除く): 84273956

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 256931, 513862, 1027724, 1284655, 2569310, 3340103, 5138620, 6680206, 13360412, 16700515, 33401030, 66802060]

約数ペア:

[(1, 66802060), (2, 33401030), (4, 16700515), (5, 13360412), (10, 6680206), (13, 5138620), (20, 3340103), (26, 2569310), (52, 1284655), (65, 1027724), (130, 513862), (260, 256931)]