128204600

素因数分解:

$2^3\times 5^2\times {\mathrm{137}}^1\times {\mathrm{4679}}^1$

素因数の和:4832

約数の個数: 48

約数和(自身を含む): 300315600

約数和(自身を除く): 172111000

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 137, 200, 274, 548, 685, 1096, 1370, 2740, 3425, 4679, 5480, 6850, 9358, 13700, 18716, 23395, 27400, 37432, 46790, 93580, 116975, 187160, 233950, 467900, 641023, 935800, 1282046, 2564092, 3205115, 5128184, 6410230, 12820460, 16025575, 25640920, 32051150, 64102300, 128204600]

約数ペア:

[(1, 128204600), (2, 64102300), (4, 32051150), (5, 25640920), (8, 16025575), (10, 12820460), (20, 6410230), (25, 5128184), (40, 3205115), (50, 2564092), (100, 1282046), (137, 935800), (200, 641023), (274, 467900), (548, 233950), (685, 187160), (1096, 116975), (1370, 93580), (2740, 46790), (3425, 37432), (4679, 27400), (5480, 23395), (6850, 18716), (9358, 13700)]