55657000

素因数分解:

$2^3\times 5^3\times 7^1\times {\mathrm{7951}}^1$

素因数の和:7979

約数の個数: 64

約数和(自身を含む): 148861440

約数和(自身を除く): 93204440

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, 700, 875, 1000, 1400, 1750, 3500, 7000, 7951, 15902, 31804, 39755, 55657, 63608, 79510, 111314, 159020, 198775, 222628, 278285, 318040, 397550, 445256, 556570, 795100, 993875, 1113140, 1391425, 1590200, 1987750, 2226280, 2782850, 3975500, 5565700, 6957125, 7951000, 11131400, 13914250, 27828500, 55657000]

約数ペア:

[(1, 55657000), (2, 27828500), (4, 13914250), (5, 11131400), (7, 7951000), (8, 6957125), (10, 5565700), (14, 3975500), (20, 2782850), (25, 2226280), (28, 1987750), (35, 1590200), (40, 1391425), (50, 1113140), (56, 993875), (70, 795100), (100, 556570), (125, 445256), (140, 397550), (175, 318040), (200, 278285), (250, 222628), (280, 198775), (350, 159020), (500, 111314), (700, 79510), (875, 63608), (1000, 55657), (1400, 39755), (1750, 31804), (3500, 15902), (7000, 7951)]