87144400

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{31123}}^1$

素因数の和:31148

約数の個数: 60

約数和(自身を含む): 239281312

約数和(自身を除く): 152136912

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 112, 140, 175, 200, 280, 350, 400, 560, 700, 1400, 2800, 31123, 62246, 124492, 155615, 217861, 248984, 311230, 435722, 497968, 622460, 778075, 871444, 1089305, 1244920, 1556150, 1742888, 2178610, 2489840, 3112300, 3485776, 4357220, 5446525, 6224600, 8714440, 10893050, 12449200, 17428880, 21786100, 43572200, 87144400]

約数ペア:

[(1, 87144400), (2, 43572200), (4, 21786100), (5, 17428880), (7, 12449200), (8, 10893050), (10, 8714440), (14, 6224600), (16, 5446525), (20, 4357220), (25, 3485776), (28, 3112300), (35, 2489840), (40, 2178610), (50, 1742888), (56, 1556150), (70, 1244920), (80, 1089305), (100, 871444), (112, 778075), (140, 622460), (175, 497968), (200, 435722), (280, 311230), (350, 248984), (400, 217861), (560, 155615), (700, 124492), (1400, 62246), (2800, 31123)]