81652636

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^3$

素因数の和:159

約数の個数: 48

約数和(自身を含む): 163260160

約数和(自身を除く): 81607524

約数列:

[1, 2, 4, 13, 26, 31, 37, 52, 62, 74, 124, 148, 403, 481, 806, 962, 1147, 1369, 1612, 1924, 2294, 2738, 4588, 5476, 14911, 17797, 29822, 35594, 42439, 50653, 59644, 71188, 84878, 101306, 169756, 202612, 551707, 658489, 1103414, 1316978, 1570243, 2206828, 2633956, 3140486, 6280972, 20413159, 40826318, 81652636]

約数ペア:

[(1, 81652636), (2, 40826318), (4, 20413159), (13, 6280972), (26, 3140486), (31, 2633956), (37, 2206828), (52, 1570243), (62, 1316978), (74, 1103414), (124, 658489), (148, 551707), (403, 202612), (481, 169756), (806, 101306), (962, 84878), (1147, 71188), (1369, 59644), (1612, 50653), (1924, 42439), (2294, 35594), (2738, 29822), (4588, 17797), (5476, 14911)]