78459568

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1$

素因数の和:274

約数の個数: 80

約数和(自身を含む): 173238912

約数和(自身を除く): 94779344

約数列:

[1, 2, 4, 8, 11, 16, 22, 41, 44, 82, 83, 88, 131, 164, 166, 176, 262, 328, 332, 451, 524, 656, 664, 902, 913, 1048, 1328, 1441, 1804, 1826, 2096, 2882, 3403, 3608, 3652, 5371, 5764, 6806, 7216, 7304, 10742, 10873, 11528, 13612, 14608, 21484, 21746, 23056, 27224, 37433, 42968, 43492, 54448, 59081, 74866, 85936, 86984, 118162, 119603, 149732, 173968, 236324, 239206, 299464, 445793, 472648, 478412, 598928, 891586, 945296, 956824, 1783172, 1913648, 3566344, 4903723, 7132688, 9807446, 19614892, 39229784, 78459568]

約数ペア:

[(1, 78459568), (2, 39229784), (4, 19614892), (8, 9807446), (11, 7132688), (16, 4903723), (22, 3566344), (41, 1913648), (44, 1783172), (82, 956824), (83, 945296), (88, 891586), (131, 598928), (164, 478412), (166, 472648), (176, 445793), (262, 299464), (328, 239206), (332, 236324), (451, 173968), (524, 149732), (656, 119603), (664, 118162), (902, 86984), (913, 85936), (1048, 74866), (1328, 59081), (1441, 54448), (1804, 43492), (1826, 42968), (2096, 37433), (2882, 27224), (3403, 23056), (3608, 21746), (3652, 21484), (5371, 14608), (5764, 13612), (6806, 11528), (7216, 10873), (7304, 10742)]