25809710

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{1459}}^1$

素因数の和:1556

約数の個数: 32

約数和(自身を含む): 48880800

約数和(自身を除く): 23071090

約数列:

[1, 2, 5, 10, 29, 58, 61, 122, 145, 290, 305, 610, 1459, 1769, 2918, 3538, 7295, 8845, 14590, 17690, 42311, 84622, 88999, 177998, 211555, 423110, 444995, 889990, 2580971, 5161942, 12904855, 25809710]

約数ペア:

[(1, 25809710), (2, 12904855), (5, 5161942), (10, 2580971), (29, 889990), (58, 444995), (61, 423110), (122, 211555), (145, 177998), (290, 88999), (305, 84622), (610, 42311), (1459, 17690), (1769, 14590), (2918, 8845), (3538, 7295)]