129331880

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{111493}}^1$

素因数の和:111533

約数の個数: 32

約数和(自身を含む): 301033800

約数和(自身を除く): 171701920

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 111493, 222986, 445972, 557465, 891944, 1114930, 2229860, 3233297, 4459720, 6466594, 12933188, 16166485, 25866376, 32332970, 64665940, 129331880]

約数ペア:

[(1, 129331880), (2, 64665940), (4, 32332970), (5, 25866376), (8, 16166485), (10, 12933188), (20, 6466594), (29, 4459720), (40, 3233297), (58, 2229860), (116, 1114930), (145, 891944), (232, 557465), (290, 445972), (580, 222986), (1160, 111493)]