26662490

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{401}}^1$

素因数の和:578

約数の個数: 32

約数和(自身を含む): 49349520

約数和(自身を除く): 22687030

約数列:

[1, 2, 5, 10, 61, 109, 122, 218, 305, 401, 545, 610, 802, 1090, 2005, 4010, 6649, 13298, 24461, 33245, 43709, 48922, 66490, 87418, 122305, 218545, 244610, 437090, 2666249, 5332498, 13331245, 26662490]

約数ペア:

[(1, 26662490), (2, 13331245), (5, 5332498), (10, 2666249), (61, 437090), (109, 244610), (122, 218545), (218, 122305), (305, 87418), (401, 66490), (545, 48922), (610, 43709), (802, 33245), (1090, 24461), (2005, 13298), (4010, 6649)]