102519172

素因数分解:

$2^2\times 7^2\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:281

約数の個数: 72

約数和(自身を含む): 217183680

約数和(自身を除く): 114664508

約数列:

[1, 2, 4, 7, 14, 28, 49, 53, 71, 98, 106, 139, 142, 196, 212, 278, 284, 371, 497, 556, 742, 973, 994, 1484, 1946, 1988, 2597, 3479, 3763, 3892, 5194, 6811, 6958, 7367, 7526, 9869, 10388, 13622, 13916, 14734, 15052, 19738, 26341, 27244, 29468, 39476, 51569, 52682, 69083, 103138, 105364, 138166, 184387, 206276, 276332, 360983, 368774, 483581, 523057, 721966, 737548, 967162, 1046114, 1443932, 1934324, 2092228, 3661399, 7322798, 14645596, 25629793, 51259586, 102519172]

約数ペア:

[(1, 102519172), (2, 51259586), (4, 25629793), (7, 14645596), (14, 7322798), (28, 3661399), (49, 2092228), (53, 1934324), (71, 1443932), (98, 1046114), (106, 967162), (139, 737548), (142, 721966), (196, 523057), (212, 483581), (278, 368774), (284, 360983), (371, 276332), (497, 206276), (556, 184387), (742, 138166), (973, 105364), (994, 103138), (1484, 69083), (1946, 52682), (1988, 51569), (2597, 39476), (3479, 29468), (3763, 27244), (3892, 26341), (5194, 19738), (6811, 15052), (6958, 14734), (7367, 13916), (7526, 13622), (9869, 10388)]