261652732

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^2\times {\mathrm{73}}^1$

素因数の和:223

約数の個数: 72

約数和(自身を含む): 533892240

約数和(自身を除く): 272239508

約数列:

[1, 2, 4, 11, 22, 29, 44, 53, 58, 73, 106, 116, 146, 212, 292, 319, 583, 638, 803, 1166, 1276, 1537, 1606, 2117, 2332, 2809, 3074, 3212, 3869, 4234, 5618, 6148, 7738, 8468, 11236, 15476, 16907, 23287, 30899, 33814, 42559, 46574, 61798, 67628, 81461, 85118, 93148, 112201, 123596, 162922, 170236, 205057, 224402, 325844, 410114, 448804, 820228, 896071, 1234211, 1792142, 2255627, 2468422, 3584284, 4511254, 4936844, 5946653, 9022508, 11893306, 23786612, 65413183, 130826366, 261652732]

約数ペア:

[(1, 261652732), (2, 130826366), (4, 65413183), (11, 23786612), (22, 11893306), (29, 9022508), (44, 5946653), (53, 4936844), (58, 4511254), (73, 3584284), (106, 2468422), (116, 2255627), (146, 1792142), (212, 1234211), (292, 896071), (319, 820228), (583, 448804), (638, 410114), (803, 325844), (1166, 224402), (1276, 205057), (1537, 170236), (1606, 162922), (2117, 123596), (2332, 112201), (2809, 93148), (3074, 85118), (3212, 81461), (3869, 67628), (4234, 61798), (5618, 46574), (6148, 42559), (7738, 33814), (8468, 30899), (11236, 23287), (15476, 16907)]