89869760

素因数分解:

$2^6\times 5^1\times {\mathrm{280843}}^1$

素因数の和:280860

約数の個数: 28

約数和(自身を含む): 214003128

約数和(自身を除く): 124133368

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 280843, 561686, 1123372, 1404215, 2246744, 2808430, 4493488, 5616860, 8986976, 11233720, 17973952, 22467440, 44934880, 89869760]

約数ペア:

[(1, 89869760), (2, 44934880), (4, 22467440), (5, 17973952), (8, 11233720), (10, 8986976), (16, 5616860), (20, 4493488), (32, 2808430), (40, 2246744), (64, 1404215), (80, 1123372), (160, 561686), (320, 280843)]