89458640

素因数分解:

$2^4\times 5^1\times {\mathrm{269}}^1\times {\mathrm{4157}}^1$

素因数の和:4439

約数の個数: 40

約数和(自身を含む): 208814760

約数和(自身を除く): 119356120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 269, 538, 1076, 1345, 2152, 2690, 4157, 4304, 5380, 8314, 10760, 16628, 20785, 21520, 33256, 41570, 66512, 83140, 166280, 332560, 1118233, 2236466, 4472932, 5591165, 8945864, 11182330, 17891728, 22364660, 44729320, 89458640]

約数ペア:

[(1, 89458640), (2, 44729320), (4, 22364660), (5, 17891728), (8, 11182330), (10, 8945864), (16, 5591165), (20, 4472932), (40, 2236466), (80, 1118233), (269, 332560), (538, 166280), (1076, 83140), (1345, 66512), (2152, 41570), (2690, 33256), (4157, 21520), (4304, 20785), (5380, 16628), (8314, 10760)]