81589792

素因数分解:

$2^5\times {\mathrm{71}}^1\times {\mathrm{35911}}^1$

素因数の和:35992

約数の個数: 24

約数和(自身を含む): 162896832

約数和(自身を除く): 81307040

約数列:

[1, 2, 4, 8, 16, 32, 71, 142, 284, 568, 1136, 2272, 35911, 71822, 143644, 287288, 574576, 1149152, 2549681, 5099362, 10198724, 20397448, 40794896, 81589792]

約数ペア:

[(1, 81589792), (2, 40794896), (4, 20397448), (8, 10198724), (16, 5099362), (32, 2549681), (71, 1149152), (142, 574576), (284, 287288), (568, 143644), (1136, 71822), (2272, 35911)]