67785380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{260713}}^1$

素因数の和:260735

約数の個数: 24

約数和(自身を含む): 153299832

約数和(自身を除く): 85514452

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 260713, 521426, 1042852, 1303565, 2607130, 3389269, 5214260, 6778538, 13557076, 16946345, 33892690, 67785380]

約数ペア:

[(1, 67785380), (2, 33892690), (4, 16946345), (5, 13557076), (10, 6778538), (13, 5214260), (20, 3389269), (26, 2607130), (52, 1303565), (65, 1042852), (130, 521426), (260, 260713)]