25841480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{2251}}^1$

素因数の和:2310

約数の個数: 64

約数和(自身を含む): 68100480

約数和(自身を除く): 42259000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 41, 56, 70, 82, 140, 164, 205, 280, 287, 328, 410, 574, 820, 1148, 1435, 1640, 2251, 2296, 2870, 4502, 5740, 9004, 11255, 11480, 15757, 18008, 22510, 31514, 45020, 63028, 78785, 90040, 92291, 126056, 157570, 184582, 315140, 369164, 461455, 630280, 646037, 738328, 922910, 1292074, 1845820, 2584148, 3230185, 3691640, 5168296, 6460370, 12920740, 25841480]

約数ペア:

[(1, 25841480), (2, 12920740), (4, 6460370), (5, 5168296), (7, 3691640), (8, 3230185), (10, 2584148), (14, 1845820), (20, 1292074), (28, 922910), (35, 738328), (40, 646037), (41, 630280), (56, 461455), (70, 369164), (82, 315140), (140, 184582), (164, 157570), (205, 126056), (280, 92291), (287, 90040), (328, 78785), (410, 63028), (574, 45020), (820, 31514), (1148, 22510), (1435, 18008), (1640, 15757), (2251, 11480), (2296, 11255), (2870, 9004), (4502, 5740)]