51316128

素因数分解:

$2^5\times 3^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:227

約数の個数: 144

約数和(自身を含む): 155990016

約数和(自身を除く): 104673888

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 32, 36, 46, 48, 61, 69, 72, 92, 96, 122, 127, 138, 144, 183, 184, 207, 244, 254, 276, 288, 366, 368, 381, 414, 488, 508, 549, 552, 732, 736, 762, 828, 976, 1016, 1098, 1104, 1143, 1403, 1464, 1524, 1656, 1952, 2032, 2196, 2208, 2286, 2806, 2921, 2928, 3048, 3312, 4064, 4209, 4392, 4572, 5612, 5842, 5856, 6096, 6624, 7747, 8418, 8763, 8784, 9144, 11224, 11684, 12192, 12627, 15494, 16836, 17526, 17568, 18288, 22448, 23241, 23368, 25254, 26289, 30988, 33672, 35052, 36576, 44896, 46482, 46736, 50508, 52578, 61976, 67344, 69723, 70104, 92964, 93472, 101016, 105156, 123952, 134688, 139446, 140208, 178181, 185928, 202032, 210312, 247904, 278892, 280416, 356362, 371856, 404064, 420624, 534543, 557784, 712724, 743712, 841248, 1069086, 1115568, 1425448, 1603629, 2138172, 2231136, 2850896, 3207258, 4276344, 5701792, 6414516, 8552688, 12829032, 17105376, 25658064, 51316128]

約数ペア:

[(1, 51316128), (2, 25658064), (3, 17105376), (4, 12829032), (6, 8552688), (8, 6414516), (9, 5701792), (12, 4276344), (16, 3207258), (18, 2850896), (23, 2231136), (24, 2138172), (32, 1603629), (36, 1425448), (46, 1115568), (48, 1069086), (61, 841248), (69, 743712), (72, 712724), (92, 557784), (96, 534543), (122, 420624), (127, 404064), (138, 371856), (144, 356362), (183, 280416), (184, 278892), (207, 247904), (244, 210312), (254, 202032), (276, 185928), (288, 178181), (366, 140208), (368, 139446), (381, 134688), (414, 123952), (488, 105156), (508, 101016), (549, 93472), (552, 92964), (732, 70104), (736, 69723), (762, 67344), (828, 61976), (976, 52578), (1016, 50508), (1098, 46736), (1104, 46482), (1143, 44896), (1403, 36576), (1464, 35052), (1524, 33672), (1656, 30988), (1952, 26289), (2032, 25254), (2196, 23368), (2208, 23241), (2286, 22448), (2806, 18288), (2921, 17568), (2928, 17526), (3048, 16836), (3312, 15494), (4064, 12627), (4209, 12192), (4392, 11684), (4572, 11224), (5612, 9144), (5842, 8784), (5856, 8763), (6096, 8418), (6624, 7747)]