65921128

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:207

約数の個数: 128

約数和(自身を含む): 165150720

約数和(自身を除く): 99229592

約数列:

[1, 2, 4, 7, 8, 13, 14, 23, 26, 28, 31, 46, 52, 56, 62, 91, 92, 104, 124, 127, 161, 182, 184, 217, 248, 254, 299, 322, 364, 403, 434, 508, 598, 644, 713, 728, 806, 868, 889, 1016, 1196, 1288, 1426, 1612, 1651, 1736, 1778, 2093, 2392, 2821, 2852, 2921, 3224, 3302, 3556, 3937, 4186, 4991, 5642, 5704, 5842, 6604, 7112, 7874, 8372, 9269, 9982, 11284, 11557, 11684, 13208, 15748, 16744, 18538, 19964, 20447, 22568, 23114, 23368, 27559, 31496, 37076, 37973, 39928, 40894, 46228, 51181, 55118, 64883, 74152, 75946, 81788, 90551, 92456, 102362, 110236, 129766, 151892, 163576, 181102, 204724, 220472, 259532, 265811, 303784, 358267, 362204, 409448, 519064, 531622, 633857, 716534, 724408, 1063244, 1177163, 1267714, 1433068, 2126488, 2354326, 2535428, 2866136, 4708652, 5070856, 8240141, 9417304, 16480282, 32960564, 65921128]

約数ペア:

[(1, 65921128), (2, 32960564), (4, 16480282), (7, 9417304), (8, 8240141), (13, 5070856), (14, 4708652), (23, 2866136), (26, 2535428), (28, 2354326), (31, 2126488), (46, 1433068), (52, 1267714), (56, 1177163), (62, 1063244), (91, 724408), (92, 716534), (104, 633857), (124, 531622), (127, 519064), (161, 409448), (182, 362204), (184, 358267), (217, 303784), (248, 265811), (254, 259532), (299, 220472), (322, 204724), (364, 181102), (403, 163576), (434, 151892), (508, 129766), (598, 110236), (644, 102362), (713, 92456), (728, 90551), (806, 81788), (868, 75946), (889, 74152), (1016, 64883), (1196, 55118), (1288, 51181), (1426, 46228), (1612, 40894), (1651, 39928), (1736, 37973), (1778, 37076), (2093, 31496), (2392, 27559), (2821, 23368), (2852, 23114), (2921, 22568), (3224, 20447), (3302, 19964), (3556, 18538), (3937, 16744), (4186, 15748), (4991, 13208), (5642, 11684), (5704, 11557), (5842, 11284), (6604, 9982), (7112, 9269), (7874, 8372)]