81547596

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{1069}}^1$

素因数の和:1255

約数の個数: 72

約数和(自身を含む): 223561520

約数和(自身を除く): 142013924

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 163, 234, 326, 468, 489, 652, 978, 1069, 1467, 1956, 2119, 2138, 2934, 3207, 4238, 4276, 5868, 6357, 6414, 8476, 9621, 12714, 12828, 13897, 19071, 19242, 25428, 27794, 38142, 38484, 41691, 55588, 76284, 83382, 125073, 166764, 174247, 250146, 348494, 500292, 522741, 696988, 1045482, 1568223, 2090964, 2265211, 3136446, 4530422, 6272892, 6795633, 9060844, 13591266, 20386899, 27182532, 40773798, 81547596]

約数ペア:

[(1, 81547596), (2, 40773798), (3, 27182532), (4, 20386899), (6, 13591266), (9, 9060844), (12, 6795633), (13, 6272892), (18, 4530422), (26, 3136446), (36, 2265211), (39, 2090964), (52, 1568223), (78, 1045482), (117, 696988), (156, 522741), (163, 500292), (234, 348494), (326, 250146), (468, 174247), (489, 166764), (652, 125073), (978, 83382), (1069, 76284), (1467, 55588), (1956, 41691), (2119, 38484), (2138, 38142), (2934, 27794), (3207, 25428), (4238, 19242), (4276, 19071), (5868, 13897), (6357, 12828), (6414, 12714), (8476, 9621)]