77803970

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{439}}^1\times {\mathrm{479}}^1$

素因数の和:962

約数の個数: 32

約数和(自身を含む): 144460800

約数和(自身を除く): 66656830

約数列:

[1, 2, 5, 10, 37, 74, 185, 370, 439, 479, 878, 958, 2195, 2395, 4390, 4790, 16243, 17723, 32486, 35446, 81215, 88615, 162430, 177230, 210281, 420562, 1051405, 2102810, 7780397, 15560794, 38901985, 77803970]

約数ペア:

[(1, 77803970), (2, 38901985), (5, 15560794), (10, 7780397), (37, 2102810), (74, 1051405), (185, 420562), (370, 210281), (439, 177230), (479, 162430), (878, 88615), (958, 81215), (2195, 35446), (2395, 32486), (4390, 17723), (4790, 16243)]