51179800

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{263}}^1$

素因数の和:425

約数の個数: 96

約数和(自身を含む): 137491200

約数和(自身を除く): 86311400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 139, 140, 175, 200, 263, 278, 280, 350, 526, 556, 695, 700, 973, 1052, 1112, 1315, 1390, 1400, 1841, 1946, 2104, 2630, 2780, 3475, 3682, 3892, 4865, 5260, 5560, 6575, 6950, 7364, 7784, 9205, 9730, 10520, 13150, 13900, 14728, 18410, 19460, 24325, 26300, 27800, 36557, 36820, 38920, 46025, 48650, 52600, 73114, 73640, 92050, 97300, 146228, 182785, 184100, 194600, 255899, 292456, 365570, 368200, 511798, 731140, 913925, 1023596, 1279495, 1462280, 1827850, 2047192, 2558990, 3655700, 5117980, 6397475, 7311400, 10235960, 12794950, 25589900, 51179800]

約数ペア:

[(1, 51179800), (2, 25589900), (4, 12794950), (5, 10235960), (7, 7311400), (8, 6397475), (10, 5117980), (14, 3655700), (20, 2558990), (25, 2047192), (28, 1827850), (35, 1462280), (40, 1279495), (50, 1023596), (56, 913925), (70, 731140), (100, 511798), (139, 368200), (140, 365570), (175, 292456), (200, 255899), (263, 194600), (278, 184100), (280, 182785), (350, 146228), (526, 97300), (556, 92050), (695, 73640), (700, 73114), (973, 52600), (1052, 48650), (1112, 46025), (1315, 38920), (1390, 36820), (1400, 36557), (1841, 27800), (1946, 26300), (2104, 24325), (2630, 19460), (2780, 18410), (3475, 14728), (3682, 13900), (3892, 13150), (4865, 10520), (5260, 9730), (5560, 9205), (6575, 7784), (6950, 7364)]