129306160

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{37589}}^1$

素因数の和:37645

約数の個数: 40

約数和(自身を含む): 307636560

約数和(自身を除く): 178330400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 37589, 75178, 150356, 187945, 300712, 375890, 601424, 751780, 1503560, 1616327, 3007120, 3232654, 6465308, 8081635, 12930616, 16163270, 25861232, 32326540, 64653080, 129306160]

約数ペア:

[(1, 129306160), (2, 64653080), (4, 32326540), (5, 25861232), (8, 16163270), (10, 12930616), (16, 8081635), (20, 6465308), (40, 3232654), (43, 3007120), (80, 1616327), (86, 1503560), (172, 751780), (215, 601424), (344, 375890), (430, 300712), (688, 187945), (860, 150356), (1720, 75178), (3440, 37589)]