25544246

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1$

素因数の和:213

約数の個数: 64

約数和(自身を含む): 50803200

約数和(自身を除く): 25258954

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 83, 89, 91, 133, 166, 178, 182, 247, 266, 494, 581, 623, 1079, 1157, 1162, 1246, 1577, 1691, 1729, 2158, 2314, 3154, 3382, 3458, 7387, 7553, 8099, 11039, 11837, 14774, 15106, 16198, 20501, 21983, 22078, 23674, 41002, 43966, 51709, 96031, 103418, 140353, 143507, 153881, 192062, 280706, 287014, 307762, 672217, 982471, 1344434, 1824589, 1964942, 3649178, 12772123, 25544246]

約数ペア:

[(1, 25544246), (2, 12772123), (7, 3649178), (13, 1964942), (14, 1824589), (19, 1344434), (26, 982471), (38, 672217), (83, 307762), (89, 287014), (91, 280706), (133, 192062), (166, 153881), (178, 143507), (182, 140353), (247, 103418), (266, 96031), (494, 51709), (581, 43966), (623, 41002), (1079, 23674), (1157, 22078), (1162, 21983), (1246, 20501), (1577, 16198), (1691, 15106), (1729, 14774), (2158, 11837), (2314, 11039), (3154, 8099), (3382, 7553), (3458, 7387)]