87863321480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{821}}^1\times {\mathrm{243227}}^1$

素因数の和:244070

約数の個数: 64

約数和(自身を含む): 215928089280

約数和(自身を除く): 128064767800

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 821, 1642, 3284, 4105, 6568, 8210, 9031, 16420, 18062, 32840, 36124, 45155, 72248, 90310, 180620, 243227, 361240, 486454, 972908, 1216135, 1945816, 2432270, 2675497, 4864540, 5350994, 9729080, 10701988, 13377485, 21403976, 26754970, 53509940, 107019880, 199689367, 399378734, 798757468, 998446835, 1597514936, 1996893670, 2196583037, 3993787340, 4393166074, 7987574680, 8786332148, 10982915185, 17572664296, 21965830370, 43931660740, 87863321480]

約数ペア:

[(1, 87863321480), (2, 43931660740), (4, 21965830370), (5, 17572664296), (8, 10982915185), (10, 8786332148), (11, 7987574680), (20, 4393166074), (22, 3993787340), (40, 2196583037), (44, 1996893670), (55, 1597514936), (88, 998446835), (110, 798757468), (220, 399378734), (440, 199689367), (821, 107019880), (1642, 53509940), (3284, 26754970), (4105, 21403976), (6568, 13377485), (8210, 10701988), (9031, 9729080), (16420, 5350994), (18062, 4864540), (32840, 2675497), (36124, 2432270), (45155, 1945816), (72248, 1216135), (90310, 972908), (180620, 486454), (243227, 361240)]