53254640

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{137}}^1$

素因数の和:306

約数の個数: 80

約数和(自身を含む): 128750688

約数和(自身を除く): 75496048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 113, 137, 172, 215, 226, 274, 344, 430, 452, 548, 565, 685, 688, 860, 904, 1096, 1130, 1370, 1720, 1808, 2192, 2260, 2740, 3440, 4520, 4859, 5480, 5891, 9040, 9718, 10960, 11782, 15481, 19436, 23564, 24295, 29455, 30962, 38872, 47128, 48590, 58910, 61924, 77405, 77744, 94256, 97180, 117820, 123848, 154810, 194360, 235640, 247696, 309620, 388720, 471280, 619240, 665683, 1238480, 1331366, 2662732, 3328415, 5325464, 6656830, 10650928, 13313660, 26627320, 53254640]

約数ペア:

[(1, 53254640), (2, 26627320), (4, 13313660), (5, 10650928), (8, 6656830), (10, 5325464), (16, 3328415), (20, 2662732), (40, 1331366), (43, 1238480), (80, 665683), (86, 619240), (113, 471280), (137, 388720), (172, 309620), (215, 247696), (226, 235640), (274, 194360), (344, 154810), (430, 123848), (452, 117820), (548, 97180), (565, 94256), (685, 77744), (688, 77405), (860, 61924), (904, 58910), (1096, 48590), (1130, 47128), (1370, 38872), (1720, 30962), (1808, 29455), (2192, 24295), (2260, 23564), (2740, 19436), (3440, 15481), (4520, 11782), (4859, 10960), (5480, 9718), (5891, 9040)]