31914025

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1$

素因数の和:226

約数の個数: 48

約数和(自身を含む): 47496960

約数和(自身を除く): 15582935

約数列:

[1, 5, 11, 13, 25, 55, 65, 79, 113, 143, 275, 325, 395, 565, 715, 869, 1027, 1243, 1469, 1975, 2825, 3575, 4345, 5135, 6215, 7345, 8927, 11297, 16159, 21725, 25675, 31075, 36725, 44635, 56485, 80795, 98197, 116051, 223175, 282425, 403975, 490985, 580255, 1276561, 2454925, 2901275, 6382805, 31914025]

約数ペア:

[(1, 31914025), (5, 6382805), (11, 2901275), (13, 2454925), (25, 1276561), (55, 580255), (65, 490985), (79, 403975), (113, 282425), (143, 223175), (275, 116051), (325, 98197), (395, 80795), (565, 56485), (715, 44635), (869, 36725), (1027, 31075), (1243, 25675), (1469, 21725), (1975, 16159), (2825, 11297), (3575, 8927), (4345, 7345), (5135, 6215)]