51297860

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{32467}}^1$

素因数の和:32555

約数の個数: 24

約数和(自身を含む): 109092480

約数和(自身を除く): 57794620

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 32467, 64934, 129868, 162335, 324670, 649340, 2564893, 5129786, 10259572, 12824465, 25648930, 51297860]

約数ペア:

[(1, 51297860), (2, 25648930), (4, 12824465), (5, 10259572), (10, 5129786), (20, 2564893), (79, 649340), (158, 324670), (316, 162335), (395, 129868), (790, 64934), (1580, 32467)]