28133800

素因数分解:

$2^3\times 5^2\times {\mathrm{163}}^1\times {\mathrm{863}}^1$

素因数の和:1042

約数の個数: 48

約数和(自身を含む): 65888640

約数和(自身を除く): 37754840

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 163, 200, 326, 652, 815, 863, 1304, 1630, 1726, 3260, 3452, 4075, 4315, 6520, 6904, 8150, 8630, 16300, 17260, 21575, 32600, 34520, 43150, 86300, 140669, 172600, 281338, 562676, 703345, 1125352, 1406690, 2813380, 3516725, 5626760, 7033450, 14066900, 28133800]

約数ペア:

[(1, 28133800), (2, 14066900), (4, 7033450), (5, 5626760), (8, 3516725), (10, 2813380), (20, 1406690), (25, 1125352), (40, 703345), (50, 562676), (100, 281338), (163, 172600), (200, 140669), (326, 86300), (652, 43150), (815, 34520), (863, 32600), (1304, 21575), (1630, 17260), (1726, 16300), (3260, 8630), (3452, 8150), (4075, 6904), (4315, 6520)]