87457808

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{61417}}^1$

素因数の和:61514

約数の個数: 20

約数和(自身を含む): 171356220

約数和(自身を除く): 83898412

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 61417, 122834, 245668, 491336, 982672, 5466113, 10932226, 21864452, 43728904, 87457808]

約数ペア:

[(1, 87457808), (2, 43728904), (4, 21864452), (8, 10932226), (16, 5466113), (89, 982672), (178, 491336), (356, 245668), (712, 122834), (1424, 61417)]