87991400

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{62851}}^1$

素因数の和:62874

約数の個数: 48

約数和(自身を含む): 233809440

約数和(自身を除く): 145818040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 140, 175, 200, 280, 350, 700, 1400, 62851, 125702, 251404, 314255, 439957, 502808, 628510, 879914, 1257020, 1571275, 1759828, 2199785, 2514040, 3142550, 3519656, 4399570, 6285100, 8799140, 10998925, 12570200, 17598280, 21997850, 43995700, 87991400]

約数ペア:

[(1, 87991400), (2, 43995700), (4, 21997850), (5, 17598280), (7, 12570200), (8, 10998925), (10, 8799140), (14, 6285100), (20, 4399570), (25, 3519656), (28, 3142550), (35, 2514040), (40, 2199785), (50, 1759828), (56, 1571275), (70, 1257020), (100, 879914), (140, 628510), (175, 502808), (200, 439957), (280, 314255), (350, 251404), (700, 125702), (1400, 62851)]