82420160

素因数分解:

$2^6\times 5^1\times {\mathrm{181}}^1\times {\mathrm{1423}}^1$

素因数の和:1621

約数の個数: 56

約数和(自身を含む): 197486016

約数和(自身を除く): 115065856

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 181, 320, 362, 724, 905, 1423, 1448, 1810, 2846, 2896, 3620, 5692, 5792, 7115, 7240, 11384, 11584, 14230, 14480, 22768, 28460, 28960, 45536, 56920, 57920, 91072, 113840, 227680, 257563, 455360, 515126, 1030252, 1287815, 2060504, 2575630, 4121008, 5151260, 8242016, 10302520, 16484032, 20605040, 41210080, 82420160]

約数ペア:

[(1, 82420160), (2, 41210080), (4, 20605040), (5, 16484032), (8, 10302520), (10, 8242016), (16, 5151260), (20, 4121008), (32, 2575630), (40, 2060504), (64, 1287815), (80, 1030252), (160, 515126), (181, 455360), (320, 257563), (362, 227680), (724, 113840), (905, 91072), (1423, 57920), (1448, 56920), (1810, 45536), (2846, 28960), (2896, 28460), (3620, 22768), (5692, 14480), (5792, 14230), (7115, 11584), (7240, 11384)]