206506000

素因数分解:

$2^4\times 5^3\times {\mathrm{79}}^1\times {\mathrm{1307}}^1$

素因数の和:1409

約数の個数: 80

約数和(自身を含む): 506039040

約数和(自身を除く): 299533040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 79, 80, 100, 125, 158, 200, 250, 316, 395, 400, 500, 632, 790, 1000, 1264, 1307, 1580, 1975, 2000, 2614, 3160, 3950, 5228, 6320, 6535, 7900, 9875, 10456, 13070, 15800, 19750, 20912, 26140, 31600, 32675, 39500, 52280, 65350, 79000, 103253, 104560, 130700, 158000, 163375, 206506, 261400, 326750, 413012, 516265, 522800, 653500, 826024, 1032530, 1307000, 1652048, 2065060, 2581325, 2614000, 4130120, 5162650, 8260240, 10325300, 12906625, 20650600, 25813250, 41301200, 51626500, 103253000, 206506000]

約数ペア:

[(1, 206506000), (2, 103253000), (4, 51626500), (5, 41301200), (8, 25813250), (10, 20650600), (16, 12906625), (20, 10325300), (25, 8260240), (40, 5162650), (50, 4130120), (79, 2614000), (80, 2581325), (100, 2065060), (125, 1652048), (158, 1307000), (200, 1032530), (250, 826024), (316, 653500), (395, 522800), (400, 516265), (500, 413012), (632, 326750), (790, 261400), (1000, 206506), (1264, 163375), (1307, 158000), (1580, 130700), (1975, 104560), (2000, 103253), (2614, 79000), (3160, 65350), (3950, 52280), (5228, 39500), (6320, 32675), (6535, 31600), (7900, 26140), (9875, 20912), (10456, 19750), (13070, 15800)]