102466780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{12713}}^1$

素因数の和:12766

約数の個数: 48

約数和(自身を含む): 239226624

約数和(自身を除く): 136759844

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1612, 2015, 4030, 8060, 12713, 25426, 50852, 63565, 127130, 165269, 254260, 330538, 394103, 661076, 788206, 826345, 1576412, 1652690, 1970515, 3305380, 3941030, 5123339, 7882060, 10246678, 20493356, 25616695, 51233390, 102466780]

約数ペア:

[(1, 102466780), (2, 51233390), (4, 25616695), (5, 20493356), (10, 10246678), (13, 7882060), (20, 5123339), (26, 3941030), (31, 3305380), (52, 1970515), (62, 1652690), (65, 1576412), (124, 826345), (130, 788206), (155, 661076), (260, 394103), (310, 330538), (403, 254260), (620, 165269), (806, 127130), (1612, 63565), (2015, 50852), (4030, 25426), (8060, 12713)]