157745000

素因数分解:

$2^3\times 5^4\times 7^1\times {\mathrm{4507}}^1$

素因数の和:4540

約数の個数: 80

約数和(自身を含む): 422489760

約数和(自身を除く): 264744760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 125, 140, 175, 200, 250, 280, 350, 500, 625, 700, 875, 1000, 1250, 1400, 1750, 2500, 3500, 4375, 4507, 5000, 7000, 8750, 9014, 17500, 18028, 22535, 31549, 35000, 36056, 45070, 63098, 90140, 112675, 126196, 157745, 180280, 225350, 252392, 315490, 450700, 563375, 630980, 788725, 901400, 1126750, 1261960, 1577450, 2253500, 2816875, 3154900, 3943625, 4507000, 5633750, 6309800, 7887250, 11267500, 15774500, 19718125, 22535000, 31549000, 39436250, 78872500, 157745000]

約数ペア:

[(1, 157745000), (2, 78872500), (4, 39436250), (5, 31549000), (7, 22535000), (8, 19718125), (10, 15774500), (14, 11267500), (20, 7887250), (25, 6309800), (28, 5633750), (35, 4507000), (40, 3943625), (50, 3154900), (56, 2816875), (70, 2253500), (100, 1577450), (125, 1261960), (140, 1126750), (175, 901400), (200, 788725), (250, 630980), (280, 563375), (350, 450700), (500, 315490), (625, 252392), (700, 225350), (875, 180280), (1000, 157745), (1250, 126196), (1400, 112675), (1750, 90140), (2500, 63098), (3500, 45070), (4375, 36056), (4507, 35000), (5000, 31549), (7000, 22535), (8750, 18028), (9014, 17500)]