25876000

素因数分解:

$2^5\times 5^3\times {\mathrm{6469}}^1$

素因数の和:6494

約数の個数: 48

約数和(自身を含む): 63587160

約数和(自身を除く): 37711160

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, 6469, 12938, 25876, 32345, 51752, 64690, 103504, 129380, 161725, 207008, 258760, 323450, 517520, 646900, 808625, 1035040, 1293800, 1617250, 2587600, 3234500, 5175200, 6469000, 12938000, 25876000]

約数ペア:

[(1, 25876000), (2, 12938000), (4, 6469000), (5, 5175200), (8, 3234500), (10, 2587600), (16, 1617250), (20, 1293800), (25, 1035040), (32, 808625), (40, 646900), (50, 517520), (80, 323450), (100, 258760), (125, 207008), (160, 161725), (200, 129380), (250, 103504), (400, 64690), (500, 51752), (800, 32345), (1000, 25876), (2000, 12938), (4000, 6469)]