25390990

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{37897}}^1$

素因数の和:37971

約数の個数: 16

約数和(自身を含む): 46387152

約数和(自身を除く): 20996162

約数列:

[1, 2, 5, 10, 67, 134, 335, 670, 37897, 75794, 189485, 378970, 2539099, 5078198, 12695495, 25390990]

約数ペア:

[(1, 25390990), (2, 12695495), (5, 5078198), (10, 2539099), (67, 378970), (134, 189485), (335, 75794), (670, 37897)]