81909256

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{283}}^1$

素因数の和:347

約数の個数: 96

約数和(自身を含む): 190370880

約数和(自身を除く): 108461624

約数列:

[1, 2, 4, 8, 11, 13, 22, 23, 26, 44, 46, 52, 88, 92, 104, 121, 143, 184, 242, 253, 283, 286, 299, 484, 506, 566, 572, 598, 968, 1012, 1132, 1144, 1196, 1573, 2024, 2264, 2392, 2783, 3113, 3146, 3289, 3679, 5566, 6226, 6292, 6509, 6578, 7358, 11132, 12452, 12584, 13018, 13156, 14716, 22264, 24904, 26036, 26312, 29432, 34243, 36179, 40469, 52072, 68486, 71599, 72358, 80938, 84617, 136972, 143198, 144716, 161876, 169234, 273944, 286396, 289432, 323752, 338468, 445159, 572792, 676936, 787589, 890318, 930787, 1575178, 1780636, 1861574, 3150356, 3561272, 3723148, 6300712, 7446296, 10238657, 20477314, 40954628, 81909256]

約数ペア:

[(1, 81909256), (2, 40954628), (4, 20477314), (8, 10238657), (11, 7446296), (13, 6300712), (22, 3723148), (23, 3561272), (26, 3150356), (44, 1861574), (46, 1780636), (52, 1575178), (88, 930787), (92, 890318), (104, 787589), (121, 676936), (143, 572792), (184, 445159), (242, 338468), (253, 323752), (283, 289432), (286, 286396), (299, 273944), (484, 169234), (506, 161876), (566, 144716), (572, 143198), (598, 136972), (968, 84617), (1012, 80938), (1132, 72358), (1144, 71599), (1196, 68486), (1573, 52072), (2024, 40469), (2264, 36179), (2392, 34243), (2783, 29432), (3113, 26312), (3146, 26036), (3289, 24904), (3679, 22264), (5566, 14716), (6226, 13156), (6292, 13018), (6509, 12584), (6578, 12452), (7358, 11132)]