51283840

素因数分解:

$2^7\times 5^1\times {\mathrm{227}}^1\times {\mathrm{353}}^1$

素因数の和:599

約数の個数: 64

約数和(自身を含む): 123489360

約数和(自身を除く): 72205520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 227, 320, 353, 454, 640, 706, 908, 1135, 1412, 1765, 1816, 2270, 2824, 3530, 3632, 4540, 5648, 7060, 7264, 9080, 11296, 14120, 14528, 18160, 22592, 28240, 29056, 36320, 45184, 56480, 72640, 80131, 112960, 145280, 160262, 225920, 320524, 400655, 641048, 801310, 1282096, 1602620, 2564192, 3205240, 5128384, 6410480, 10256768, 12820960, 25641920, 51283840]

約数ペア:

[(1, 51283840), (2, 25641920), (4, 12820960), (5, 10256768), (8, 6410480), (10, 5128384), (16, 3205240), (20, 2564192), (32, 1602620), (40, 1282096), (64, 801310), (80, 641048), (128, 400655), (160, 320524), (227, 225920), (320, 160262), (353, 145280), (454, 112960), (640, 80131), (706, 72640), (908, 56480), (1135, 45184), (1412, 36320), (1765, 29056), (1816, 28240), (2270, 22592), (2824, 18160), (3530, 14528), (3632, 14120), (4540, 11296), (5648, 9080), (7060, 7264)]