51757720

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{26407}}^1$

素因数の和:26432

約数の個数: 48

約数和(自身を含む): 135473040

約数和(自身を除く): 83715320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 26407, 52814, 105628, 132035, 184849, 211256, 264070, 369698, 528140, 739396, 924245, 1056280, 1293943, 1478792, 1848490, 2587886, 3696980, 5175772, 6469715, 7393960, 10351544, 12939430, 25878860, 51757720]

約数ペア:

[(1, 51757720), (2, 25878860), (4, 12939430), (5, 10351544), (7, 7393960), (8, 6469715), (10, 5175772), (14, 3696980), (20, 2587886), (28, 1848490), (35, 1478792), (40, 1293943), (49, 1056280), (56, 924245), (70, 739396), (98, 528140), (140, 369698), (196, 264070), (245, 211256), (280, 184849), (392, 132035), (490, 105628), (980, 52814), (1960, 26407)]