268503755

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{157}}^1\times {\mathrm{317}}^1$

素因数の和:575

約数の個数: 32

約数和(自身を含む): 354521664

約数和(自身を除く): 86017909

約数列:

[1, 5, 13, 65, 83, 157, 317, 415, 785, 1079, 1585, 2041, 4121, 5395, 10205, 13031, 20605, 26311, 49769, 65155, 131555, 169403, 248845, 342043, 646997, 847015, 1710215, 3234985, 4130827, 20654135, 53700751, 268503755]

約数ペア:

[(1, 268503755), (5, 53700751), (13, 20654135), (65, 4130827), (83, 3234985), (157, 1710215), (317, 847015), (415, 646997), (785, 342043), (1079, 248845), (1585, 169403), (2041, 131555), (4121, 65155), (5395, 49769), (10205, 26311), (13031, 20605)]