25460391047

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{317}}^1\times {\mathrm{401}}^1$

素因数の和:840

約数の個数: 64

約数和(自身を含む): 32987824128

約数和(自身を除く): 7527433081

約数列:

[1, 7, 13, 31, 71, 91, 217, 317, 401, 403, 497, 923, 2201, 2219, 2807, 2821, 4121, 5213, 6461, 9827, 12431, 15407, 22507, 28471, 28613, 28847, 36491, 68789, 87017, 127117, 127751, 157549, 161603, 199297, 200291, 292591, 370123, 697717, 882601, 889819, 894257, 1131221, 1652521, 2048137, 2590861, 3940627, 4884019, 6178207, 9025307, 9070321, 11473813, 11567647, 27584389, 51228151, 63177149, 63492247, 80316691, 117328991, 279784517, 358597057, 821302937, 1958491619, 3637198721, 25460391047]

約数ペア:

[(1, 25460391047), (7, 3637198721), (13, 1958491619), (31, 821302937), (71, 358597057), (91, 279784517), (217, 117328991), (317, 80316691), (401, 63492247), (403, 63177149), (497, 51228151), (923, 27584389), (2201, 11567647), (2219, 11473813), (2807, 9070321), (2821, 9025307), (4121, 6178207), (5213, 4884019), (6461, 3940627), (9827, 2590861), (12431, 2048137), (15407, 1652521), (22507, 1131221), (28471, 894257), (28613, 889819), (28847, 882601), (36491, 697717), (68789, 370123), (87017, 292591), (127117, 200291), (127751, 199297), (157549, 161603)]