25588000

素因数分解:

$2^5\times 5^3\times {\mathrm{6397}}^1$

素因数の和:6422

約数の個数: 48

約数和(自身を含む): 62879544

約数和(自身を除く): 37291544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 500, 800, 1000, 2000, 4000, 6397, 12794, 25588, 31985, 51176, 63970, 102352, 127940, 159925, 204704, 255880, 319850, 511760, 639700, 799625, 1023520, 1279400, 1599250, 2558800, 3198500, 5117600, 6397000, 12794000, 25588000]

約数ペア:

[(1, 25588000), (2, 12794000), (4, 6397000), (5, 5117600), (8, 3198500), (10, 2558800), (16, 1599250), (20, 1279400), (25, 1023520), (32, 799625), (40, 639700), (50, 511760), (80, 319850), (100, 255880), (125, 204704), (160, 159925), (200, 127940), (250, 102352), (400, 63970), (500, 51176), (800, 31985), (1000, 25588), (2000, 12794), (4000, 6397)]