281640160

素因数分解:

$2^5\times 5^1\times {\mathrm{1237}}^1\times {\mathrm{1423}}^1$

素因数の和:2675

約数の個数: 48

約数和(自身を含む): 666380736

約数和(自身を除く): 384740576

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1237, 1423, 2474, 2846, 4948, 5692, 6185, 7115, 9896, 11384, 12370, 14230, 19792, 22768, 24740, 28460, 39584, 45536, 49480, 56920, 98960, 113840, 197920, 227680, 1760251, 3520502, 7041004, 8801255, 14082008, 17602510, 28164016, 35205020, 56328032, 70410040, 140820080, 281640160]

約数ペア:

[(1, 281640160), (2, 140820080), (4, 70410040), (5, 56328032), (8, 35205020), (10, 28164016), (16, 17602510), (20, 14082008), (32, 8801255), (40, 7041004), (80, 3520502), (160, 1760251), (1237, 227680), (1423, 197920), (2474, 113840), (2846, 98960), (4948, 56920), (5692, 49480), (6185, 45536), (7115, 39584), (9896, 28460), (11384, 24740), (12370, 22768), (14230, 19792)]