156728523340

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{1330237}}^1$

素因数の和:1330426

約数の個数: 48

約数和(自身を含む): 339242615712

約数和(自身を除く): 182514092372

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 137, 172, 215, 274, 430, 548, 685, 860, 1370, 2740, 5891, 11782, 23564, 29455, 58910, 117820, 1330237, 2660474, 5320948, 6651185, 13302370, 26604740, 57200191, 114400382, 182242469, 228800764, 286000955, 364484938, 572001910, 728969876, 911212345, 1144003820, 1822424690, 3644849380, 7836426167, 15672852334, 31345704668, 39182130835, 78364261670, 156728523340]

約数ペア:

[(1, 156728523340), (2, 78364261670), (4, 39182130835), (5, 31345704668), (10, 15672852334), (20, 7836426167), (43, 3644849380), (86, 1822424690), (137, 1144003820), (172, 911212345), (215, 728969876), (274, 572001910), (430, 364484938), (548, 286000955), (685, 228800764), (860, 182242469), (1370, 114400382), (2740, 57200191), (5891, 26604740), (11782, 13302370), (23564, 6651185), (29455, 5320948), (58910, 2660474), (117820, 1330237)]