131071525

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{113}}^1$

素因数の和:262

約数の個数: 48

約数和(自身を含む): 182863296

約数和(自身を除く): 51791771

約数列:

[1, 5, 13, 25, 43, 65, 83, 113, 215, 325, 415, 559, 565, 1075, 1079, 1469, 2075, 2795, 2825, 3569, 4859, 5395, 7345, 9379, 13975, 17845, 24295, 26975, 36725, 46397, 46895, 63167, 89225, 121475, 121927, 231985, 234475, 315835, 403297, 609635, 1159925, 1579175, 2016485, 3048175, 5242861, 10082425, 26214305, 131071525]

約数ペア:

[(1, 131071525), (5, 26214305), (13, 10082425), (25, 5242861), (43, 3048175), (65, 2016485), (83, 1579175), (113, 1159925), (215, 609635), (325, 403297), (415, 315835), (559, 234475), (565, 231985), (1075, 121927), (1079, 121475), (1469, 89225), (2075, 63167), (2795, 46895), (2825, 46397), (3569, 36725), (4859, 26975), (5395, 24295), (7345, 17845), (9379, 13975)]