213688000

素因数分解:

$2^6\times 5^3\times {\mathrm{26711}}^1$

素因数の和:26738

約数の個数: 56

約数和(自身を含む): 529218144

約数和(自身を除く): 315530144

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 160, 200, 250, 320, 400, 500, 800, 1000, 1600, 2000, 4000, 8000, 26711, 53422, 106844, 133555, 213688, 267110, 427376, 534220, 667775, 854752, 1068440, 1335550, 1709504, 2136880, 2671100, 3338875, 4273760, 5342200, 6677750, 8547520, 10684400, 13355500, 21368800, 26711000, 42737600, 53422000, 106844000, 213688000]

約数ペア:

[(1, 213688000), (2, 106844000), (4, 53422000), (5, 42737600), (8, 26711000), (10, 21368800), (16, 13355500), (20, 10684400), (25, 8547520), (32, 6677750), (40, 5342200), (50, 4273760), (64, 3338875), (80, 2671100), (100, 2136880), (125, 1709504), (160, 1335550), (200, 1068440), (250, 854752), (320, 667775), (400, 534220), (500, 427376), (800, 267110), (1000, 213688), (1600, 133555), (2000, 106844), (4000, 53422), (8000, 26711)]