1291172710

素因数分解:

$2^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{641}}^1\times {\mathrm{1283}}^1$

素因数の和:2088

約数の個数: 32

約数和(自身を含む): 2344388832

約数和(自身を除く): 1053216122

約数列:

[1, 2, 5, 10, 157, 314, 641, 785, 1282, 1283, 1570, 2566, 3205, 6410, 6415, 12830, 100637, 201274, 201431, 402862, 503185, 822403, 1006370, 1007155, 1644806, 2014310, 4112015, 8224030, 129117271, 258234542, 645586355, 1291172710]

約数ペア:

[(1, 1291172710), (2, 645586355), (5, 258234542), (10, 129117271), (157, 8224030), (314, 4112015), (641, 2014310), (785, 1644806), (1282, 1007155), (1283, 1006370), (1570, 822403), (2566, 503185), (3205, 402862), (6410, 201431), (6415, 201274), (12830, 100637)]