137879950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{212123}}^1$

素因数の和:212148

約数の個数: 24

約数和(自身を含む): 276185448

約数和(自身を除く): 138305498

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 212123, 424246, 1060615, 2121230, 2757599, 5303075, 5515198, 10606150, 13787995, 27575990, 68939975, 137879950]

約数ペア:

[(1, 137879950), (2, 68939975), (5, 27575990), (10, 13787995), (13, 10606150), (25, 5515198), (26, 5303075), (50, 2757599), (65, 2121230), (130, 1060615), (325, 424246), (650, 212123)]