68317990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{3527}}^1$

素因数の和:3696

約数の個数: 32

約数和(自身を含む): 133358400

約数和(自身を除く): 65040410

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 149, 298, 745, 1490, 1937, 3527, 3874, 7054, 9685, 17635, 19370, 35270, 45851, 91702, 229255, 458510, 525523, 1051046, 2627615, 5255230, 6831799, 13663598, 34158995, 68317990]

約数ペア:

[(1, 68317990), (2, 34158995), (5, 13663598), (10, 6831799), (13, 5255230), (26, 2627615), (65, 1051046), (130, 525523), (149, 458510), (298, 229255), (745, 91702), (1490, 45851), (1937, 35270), (3527, 19370), (3874, 17635), (7054, 9685)]