207589120

素因数分解:

$2^8\times 5^1\times {\mathrm{127}}^1\times {\mathrm{1277}}^1$

素因数の和:1425

約数の個数: 72

約数和(自身を含む): 501548544

約数和(自身を除く): 293959424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 127, 128, 160, 254, 256, 320, 508, 635, 640, 1016, 1270, 1277, 1280, 2032, 2540, 2554, 4064, 5080, 5108, 6385, 8128, 10160, 10216, 12770, 16256, 20320, 20432, 25540, 32512, 40640, 40864, 51080, 81280, 81728, 102160, 162179, 162560, 163456, 204320, 324358, 326912, 408640, 648716, 810895, 817280, 1297432, 1621790, 1634560, 2594864, 3243580, 5189728, 6487160, 10379456, 12974320, 20758912, 25948640, 41517824, 51897280, 103794560, 207589120]

約数ペア:

[(1, 207589120), (2, 103794560), (4, 51897280), (5, 41517824), (8, 25948640), (10, 20758912), (16, 12974320), (20, 10379456), (32, 6487160), (40, 5189728), (64, 3243580), (80, 2594864), (127, 1634560), (128, 1621790), (160, 1297432), (254, 817280), (256, 810895), (320, 648716), (508, 408640), (635, 326912), (640, 324358), (1016, 204320), (1270, 163456), (1277, 162560), (1280, 162179), (2032, 102160), (2540, 81728), (2554, 81280), (4064, 51080), (5080, 40864), (5108, 40640), (6385, 32512), (8128, 25540), (10160, 20432), (10216, 20320), (12770, 16256)]