253730525

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{271}}^1\times {\mathrm{2203}}^1$

素因数の和:2501

約数の個数: 24

約数和(自身を含む): 334514304

約数和(自身を除く): 80783779

約数列:

[1, 5, 17, 25, 85, 271, 425, 1355, 2203, 4607, 6775, 11015, 23035, 37451, 55075, 115175, 187255, 597013, 936275, 2985065, 10149221, 14925325, 50746105, 253730525]

約数ペア:

[(1, 253730525), (5, 50746105), (17, 14925325), (25, 10149221), (85, 2985065), (271, 936275), (425, 597013), (1355, 187255), (2203, 115175), (4607, 55075), (6775, 37451), (11015, 23035)]