80795065

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{211}}^1$

素因数の和:409

約数の個数: 32

約数和(自身を含む): 108130176

約数和(自身を除く): 27335111

約数列:

[1, 5, 13, 43, 65, 137, 211, 215, 559, 685, 1055, 1781, 2743, 2795, 5891, 8905, 9073, 13715, 28907, 29455, 45365, 76583, 117949, 144535, 375791, 382915, 589745, 1243001, 1878955, 6215005, 16159013, 80795065]

約数ペア:

[(1, 80795065), (5, 16159013), (13, 6215005), (43, 1878955), (65, 1243001), (137, 589745), (211, 382915), (215, 375791), (559, 144535), (685, 117949), (1055, 76583), (1781, 45365), (2743, 29455), (2795, 28907), (5891, 13715), (8905, 9073)]