81891424

素因数分解:

$2^5\times {\mathrm{653}}^1\times {\mathrm{3919}}^1$

素因数の和:4582

約数の個数: 24

約数和(自身を含む): 161511840

約数和(自身を除く): 79620416

約数列:

[1, 2, 4, 8, 16, 32, 653, 1306, 2612, 3919, 5224, 7838, 10448, 15676, 20896, 31352, 62704, 125408, 2559107, 5118214, 10236428, 20472856, 40945712, 81891424]

約数ペア:

[(1, 81891424), (2, 40945712), (4, 20472856), (8, 10236428), (16, 5118214), (32, 2559107), (653, 125408), (1306, 62704), (2612, 31352), (3919, 20896), (5224, 15676), (7838, 10448)]