128756600

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{91969}}^1$

素因数の和:91992

約数の個数: 48

約数和(自身を含む): 342128400

約数和(自身を除く): 213371800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 140, 175, 200, 280, 350, 700, 1400, 91969, 183938, 367876, 459845, 643783, 735752, 919690, 1287566, 1839380, 2299225, 2575132, 3218915, 3678760, 4598450, 5150264, 6437830, 9196900, 12875660, 16094575, 18393800, 25751320, 32189150, 64378300, 128756600]

約数ペア:

[(1, 128756600), (2, 64378300), (4, 32189150), (5, 25751320), (7, 18393800), (8, 16094575), (10, 12875660), (14, 9196900), (20, 6437830), (25, 5150264), (28, 4598450), (35, 3678760), (40, 3218915), (50, 2575132), (56, 2299225), (70, 1839380), (100, 1287566), (140, 919690), (175, 735752), (200, 643783), (280, 459845), (350, 367876), (700, 183938), (1400, 91969)]