81581370

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{16091}}^1$

素因数の和:16127

約数の個数: 48

約数和(自身を含む): 212028192

約数和(自身を除く): 130446822

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 169, 195, 338, 390, 507, 845, 1014, 1690, 2535, 5070, 16091, 32182, 48273, 80455, 96546, 160910, 209183, 241365, 418366, 482730, 627549, 1045915, 1255098, 2091830, 2719379, 3137745, 5438758, 6275490, 8158137, 13596895, 16316274, 27193790, 40790685, 81581370]

約数ペア:

[(1, 81581370), (2, 40790685), (3, 27193790), (5, 16316274), (6, 13596895), (10, 8158137), (13, 6275490), (15, 5438758), (26, 3137745), (30, 2719379), (39, 2091830), (65, 1255098), (78, 1045915), (130, 627549), (169, 482730), (195, 418366), (338, 241365), (390, 209183), (507, 160910), (845, 96546), (1014, 80455), (1690, 48273), (2535, 32182), (5070, 16091)]