888978025

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{12377}}^1$

素因数の和:12430

約数の個数: 36

約数和(自身を含む): 1263967092

約数和(自身を除く): 374989067

約数列:

[1, 5, 13, 17, 25, 65, 85, 169, 221, 325, 425, 845, 1105, 2873, 4225, 5525, 12377, 14365, 61885, 71825, 160901, 210409, 309425, 804505, 1052045, 2091713, 2735317, 4022525, 5260225, 10458565, 13676585, 35559121, 52292825, 68382925, 177795605, 888978025]

約数ペア:

[(1, 888978025), (5, 177795605), (13, 68382925), (17, 52292825), (25, 35559121), (65, 13676585), (85, 10458565), (169, 5260225), (221, 4022525), (325, 2735317), (425, 2091713), (845, 1052045), (1105, 804505), (2873, 309425), (4225, 210409), (5525, 160901), (12377, 71825), (14365, 61885)]