68434925

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1$

素因数の和:242

約数の個数: 48

約数和(自身を含む): 97025040

約数和(自身を除く): 28590115

約数列:

[1, 5, 13, 25, 29, 53, 65, 137, 145, 265, 325, 377, 685, 689, 725, 1325, 1537, 1781, 1885, 3425, 3445, 3973, 7261, 7685, 8905, 9425, 17225, 19865, 19981, 36305, 38425, 44525, 51649, 94393, 99325, 99905, 181525, 210569, 258245, 471965, 499525, 1052845, 1291225, 2359825, 2737397, 5264225, 13686985, 68434925]

約数ペア:

[(1, 68434925), (5, 13686985), (13, 5264225), (25, 2737397), (29, 2359825), (53, 1291225), (65, 1052845), (137, 499525), (145, 471965), (265, 258245), (325, 210569), (377, 181525), (685, 99905), (689, 99325), (725, 94393), (1325, 51649), (1537, 44525), (1781, 38425), (1885, 36305), (3425, 19981), (3445, 19865), (3973, 17225), (7261, 9425), (7685, 8905)]