134913478400

素因数分解:

$2^8\times 5^2\times {\mathrm{21080231}}^1$

素因数の和:21080257

約数の個数: 54

約数和(自身を含む): 333931955112

約数和(自身を除く): 199018476712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 256, 320, 400, 640, 800, 1280, 1600, 3200, 6400, 21080231, 42160462, 84320924, 105401155, 168641848, 210802310, 337283696, 421604620, 527005775, 674567392, 843209240, 1054011550, 1349134784, 1686418480, 2108023100, 2698269568, 3372836960, 4216046200, 5396539136, 6745673920, 8432092400, 13491347840, 16864184800, 26982695680, 33728369600, 67456739200, 134913478400]

約数ペア:

[(1, 134913478400), (2, 67456739200), (4, 33728369600), (5, 26982695680), (8, 16864184800), (10, 13491347840), (16, 8432092400), (20, 6745673920), (25, 5396539136), (32, 4216046200), (40, 3372836960), (50, 2698269568), (64, 2108023100), (80, 1686418480), (100, 1349134784), (128, 1054011550), (160, 843209240), (200, 674567392), (256, 527005775), (320, 421604620), (400, 337283696), (640, 210802310), (800, 168641848), (1280, 105401155), (1600, 84320924), (3200, 42160462), (6400, 21080231)]