25474960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{45491}}^1$

素因数の和:45511

約数の個数: 40

約数和(自身を含む): 67692096

約数和(自身を除く): 42217136

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 45491, 90982, 181964, 227455, 318437, 363928, 454910, 636874, 727856, 909820, 1273748, 1592185, 1819640, 2547496, 3184370, 3639280, 5094992, 6368740, 12737480, 25474960]

約数ペア:

[(1, 25474960), (2, 12737480), (4, 6368740), (5, 5094992), (7, 3639280), (8, 3184370), (10, 2547496), (14, 1819640), (16, 1592185), (20, 1273748), (28, 909820), (35, 727856), (40, 636874), (56, 454910), (70, 363928), (80, 318437), (112, 227455), (140, 181964), (280, 90982), (560, 45491)]