81936426

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1$

素因数の和:184

約数の個数: 128

約数和(自身を含む): 206841600

約数和(自身を除く): 124905174

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 29, 33, 37, 39, 58, 66, 74, 78, 87, 89, 111, 143, 174, 178, 222, 267, 286, 319, 377, 407, 429, 481, 534, 638, 754, 814, 858, 957, 962, 979, 1073, 1131, 1157, 1221, 1443, 1914, 1958, 2146, 2262, 2314, 2442, 2581, 2886, 2937, 3219, 3293, 3471, 4147, 5162, 5291, 5874, 6438, 6586, 6942, 7743, 8294, 9879, 10582, 11803, 12441, 12727, 13949, 15486, 15873, 19758, 23606, 24882, 25454, 27898, 28391, 31746, 33553, 35409, 36223, 38181, 41847, 42809, 56782, 67106, 70818, 72446, 76362, 83694, 85173, 85618, 95497, 100659, 108669, 128427, 153439, 170346, 190994, 201318, 217338, 256854, 286491, 306878, 369083, 460317, 470899, 572982, 738166, 920634, 941798, 1050467, 1107249, 1241461, 1412697, 2100934, 2214498, 2482922, 2825394, 3151401, 3724383, 6302802, 7448766, 13656071, 27312142, 40968213, 81936426]

約数ペア:

[(1, 81936426), (2, 40968213), (3, 27312142), (6, 13656071), (11, 7448766), (13, 6302802), (22, 3724383), (26, 3151401), (29, 2825394), (33, 2482922), (37, 2214498), (39, 2100934), (58, 1412697), (66, 1241461), (74, 1107249), (78, 1050467), (87, 941798), (89, 920634), (111, 738166), (143, 572982), (174, 470899), (178, 460317), (222, 369083), (267, 306878), (286, 286491), (319, 256854), (377, 217338), (407, 201318), (429, 190994), (481, 170346), (534, 153439), (638, 128427), (754, 108669), (814, 100659), (858, 95497), (957, 85618), (962, 85173), (979, 83694), (1073, 76362), (1131, 72446), (1157, 70818), (1221, 67106), (1443, 56782), (1914, 42809), (1958, 41847), (2146, 38181), (2262, 36223), (2314, 35409), (2442, 33553), (2581, 31746), (2886, 28391), (2937, 27898), (3219, 25454), (3293, 24882), (3471, 23606), (4147, 19758), (5162, 15873), (5291, 15486), (5874, 13949), (6438, 12727), (6586, 12441), (6942, 11803), (7743, 10582), (8294, 9879)]