256250530

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{36451}}^1$

素因数の和:36514

約数の個数: 32

約数和(自身を含む): 498663360

約数和(自身を除く): 242412830

約数列:

[1, 2, 5, 10, 19, 37, 38, 74, 95, 185, 190, 370, 703, 1406, 3515, 7030, 36451, 72902, 182255, 364510, 692569, 1348687, 1385138, 2697374, 3462845, 6743435, 6925690, 13486870, 25625053, 51250106, 128125265, 256250530]

約数ペア:

[(1, 256250530), (2, 128125265), (5, 51250106), (10, 25625053), (19, 13486870), (37, 6925690), (38, 6743435), (74, 3462845), (95, 2697374), (185, 1385138), (190, 1348687), (370, 692569), (703, 364510), (1406, 182255), (3515, 72902), (7030, 36451)]