87216845

素因数分解:

$5^1\times {\mathrm{151}}^1\times {\mathrm{331}}^1\times {\mathrm{349}}^1$

素因数の和:836

約数の個数: 16

約数和(自身を含む): 105974400

約数和(自身を除く): 18757555

約数列:

[1, 5, 151, 331, 349, 755, 1655, 1745, 49981, 52699, 115519, 249905, 263495, 577595, 17443369, 87216845]

約数ペア:

[(1, 87216845), (5, 17443369), (151, 577595), (331, 263495), (349, 249905), (755, 115519), (1655, 52699), (1745, 49981)]